The following is a list of locations that are too minor to have their own article, as well as some major locations that are the main setting for another location (meaning that there is no point in creating a separate article for them, since the article would be almost identical to the other article, such as the Forbidden Mountain where the Forbidden Fortress is located, the Darling House in London and the De Vil Mansion in 1920s England).
Cupid's Sanctuary is a Fairy Tale Land location. It appears in the fourteenth episode of the sixth season. This is the place Tinker Bell tells Regina's father Henry brings to bring his daughter to, in order to steer her away from the path of evil and help her find the person she loves most. Henry deceives Regina into going with him to the door to Cupid's Sanctuary with the lie that he has something to locate her nemesis, Snow White. After entering the door and learning of her father's betrayal of her, Regina enchants one of Cupid's arrows to instead lead her the person she hates most.
Glowerhaven is a Fairy Tale Land location. It is mentioned in the fifteenth episode of the fourth season. When young Ursula runs away from her father, she starts singing in a tavern to earn enough gold for passage to Glowerhaven, because that was her mother's favorite place to sing. Hearing of Ursula's desire to go to Glowerhaven, Hook offers to take her there for free.
Yaoguai Cave is a Fairy Tale Land location. It appears in the eleventh episode of the second season. It is unknown whether this cave is located within the Enchanted Forest or to a different Fairy Tale Land realm. The cave is located in a mountain habitat, and is where the monster known as the Yaoguai hibernates by day. Belle finds the cave by using one of her books.
Blacksmith's Workshop is an Agrabah location. It appears in the fourth episode of the spin-off. Located in Lower Agrabah's marketplace, this is where a young Jafar works for a Blacksmith after his father, the Sultan, tried to kill him. Jafar momentarily leaves the workshop to fetch more coal, but the Blacksmith decides to punish him for leaving and not tending to the furnace fire by starving him for a night.
Great Sand Dunes is an Agrabah location. It is mentioned in the sixth episode of the sixth season. After Jasmine's caravan manages to get through a violent sandstorm, they crest the Great Sand Dunes to discover that Agrabah has disappeared. However, this is later revealed to be untrue.
Ulima's House is an Agrabah location. It appears in the seventh episode of the spin-off. It is located on the outskirts of the Sultan's city, and is where the healer Ulima lives with her young son, Jafar. As Ulima is on her deathbed, she reveals to Jafar the truth of his origins and gives him a ring to show the Sultan as proof he is his son.
Southern Mountains is an Arendelle location. They appear in the third episode of the fourth season. This is where Hans and his brothers camp out as they plot to invade Arendelle and seize the throne from Elsa by entrapping her in a magic urn.
Brennan's Cottage is an Enchanted Forest location. It appears in the eleventh episode of the fifth season. After he awakens from a Sleeping Curse, Brennan lives in this cottage with his young son, Liam. Brennan's other son, Hook, later arrives and watches from outside as his father puts Liam to bed. He becomes upset upon hearing Brennan tell the same lies that Brennan once told him only to abandon him in the end. Although Hook agreed to provide his father and brother with papers for passage on a ship, he negates the deal and instead goes through with his initial plan of killing Brennan. After being stabbed by Hook, Brennan implores his son that it's never too late to become the man he wants to be. Liam, asleep inside the cottage, is unaware that his father has just died and only finds out later. ("Swan Song", "Dark Waters")
Honora's Cabin is an Enchanted Forest location. It appears in the nineteenth episode of the first season. This is where Rumplestiltskin's maid Honora used to live. Rumplestiltskin comes here to kill her for getting a glimpse of his Dark One Dagger because he is paranoid that, despite her muteness, she could still possibly tell others through drawing that the dagger is his weakness. After finishing her off, he exits the cabin to go find his son Baelfire, who is playing nearby and realizes what his father has done after seeing his blood-stained boots.
Jefferson's Mansion (Enchanted Forest) is an Enchanted Forest location. It appears in the graphic novel, Out of the Past. This is where Jefferson lives with his wife Priscilla and his baby daughter Grace. When their finances dwindle and their debts begin piling up, Jefferson decides to travel to Wonderland and steal the Clock of Evermore from the March Hare, which he intends to sell and provide for his family. Priscilla stays with Grace while he is away, but when Jefferson doesn't return, she leaves for Wonderland, where she dies trying to save him. On her dying breath, Priscilla convinces him to leave her behind and return to Grace. Jefferson does go home, but as he is unable to pay off the house debts, he and his daughter eventually move out to a small cottage.
Poseidon's Ocean is an Enchanted Forest location. It appears in the fifteenth episode of the fourth season. This is where Poseidon, the King of the Sea, lives with his young daughter, Ursula. Due to his beloved wife being killed by a pirate many years ago, Poseidon hates humans and makes Ursula use her singing voice to entrance traveling seamen so their ships crash and they die. One night, Ursula saves some pirates from their doom when she stops singing, allowing the men to regain their focus and steer their ship away from the path of a large rock. Poseidon is furious at his daughter, but Ursula insists she doesn't want to use her gift, which is the only memento she has of her mother, to harm people. He orders her to obey him as long as she resides in his kingdom, but Ursula leaves her father's sea territory and obtains magic from his vault to give herself human legs so she can earn enough money on land to pursue a singing career at Glowerhaven. The plan goes awry when Ursula's friend, Hook, takes away her singing voice to spite Poseidon. When Ursula returns to her father's kingdom later, she declares to him that she no longer wants to be a mermaid anymore. Poseidon watches, horrified, as Ursula uses his trident to transform her fin into tentacles and she vows that, in time, the whole sea will be at her mercy and even he will come to fear her.
Robin and Marian's Tavern is an Enchanted Forest location. It appears in the seventeenth episode of the fourth season. This tavern is in Sherwood Forest, where Robin of Locksley and his wife Marian run this business together after they are married and Robin gives up on being a thief with the Merry Men. The Sheriff of Nottingham, looking to stir up trouble, demands Robin pay his overdue taxes in two days or he'll imprison him for payment evasion. After closing the tavern for the day, Robin is visited by Rumplestiltskin, who offers him gold-tipped arrows to pay off the Sheriff if he fetches him an elixir from Oz. However, Robin gives the elixir to someone else, and when the Sheriff returns to the tavern, the Merry Men overpower the Sheriff and take his money. Outside the tavern, the Merry Men distribute the money to the commoners, while Robin tells Marian of his wish to be a thief again except to steal from the rich to give to the poor.
Rumplestiltskin's Cottage is an Enchanted Forest location. It appears in the twenty-second episode of the fourth season. This is where the Light One, Rumplestiltskin, lives with his wife, Belle, and their infant son, in Isaac's story. Isaac later comes along to try and jot Rumplestiltskin's memory of his actual life that existed outside of the story, including how he was a coward and abandoned his firstborn Baelfire rather than the hero he is in this reality. Rumplestiltskin doesn't believe him, however, Isaac threatens to tell everyone about what kind of person he really is if he doesn't kill Henry and stop Regina from interrupting Robin Hood's wedding.
Ruth's Cabin is an Enchanted Forest location. It appears in the third episode of the second season. This is where Ruth lives while her son, Prince Charming, and his fiance, Snow White, go to war with King George. Prince Charming hid his mother at the cabin because King George threatened to have her killed if Prince Charming refused to do as he was told. King George eventually finds out where the cabin is and sends his soldiers there to kill Prince Charming.
Silver Mines Village
Silver Mines Village is an Enchanted Forest location. It appears in the graphic novel Shadow of the Queen. It is a mining village in the Evil Queen's kingdom, in the glacial north and is where the royal reserve of silver is located. This village is the home of the Minister.
Snow White's Hideout Cottage is an Enchanted Forest location. It appears in the twentieth episode of the second season. It is a cottage in an unnamed village, where Snow White was hiding for some time. The Evil Queen searches the cottage, only to find it empty, and realizes that someone must have tipped Snow White off. When the villagers refuse to tell where Snow White is currently hiding, Regina orders her Black Knights to kill them all.
Snow White's Second Hideout Cottage
Snow White's Second Hideout Cottage is an Enchanted Forest location. It appears in the fourteenth episode of the sixth season. It is a cottage in an unnamed village, where Snow White hides before dawn. The Black Knights keep watch over the cabin until the Evil Queen arrives to kill her stepdaughter, but when Regina arrives, Snow White is gone. The queen has the villagers rounded up, but spares their lives in order to prove to Tinker Bell that she is capable of love.
Lord Adriel's Ball Room is a Land Without Magic location. It appears in the nineteenth episode of the seventh season. It is the ballroom which belongs to a man named Lord Adriel. After Isla and her friends kill all of Gothel's family and destroy her home, Gothel rushes and gets her revenge on Isla and everyone in the ballroom by magically bringing plants which expel poisonous spores into the building, killing all the remaining humans in the room.
Clarette's Family Restaurant is a Land Without Magic location. It appears in the twenty-first episode of the fourth season. The Clarette Family Restaurant is located in Connecticut, and is where the Hostess works. Henry comes into the restaurant while searching for his missing family and shows the Hostess some photos of his family. As the woman excuses herself, Henry sees Isaac's bestseller book, Heroes and Villains, on a shelf rack. He then hears the woman talking to an officer on the phone and referring to him as a runaway. Henry then leaves the restaurant to find Isaac in New York.
Back in the Day is a Land Without Magic location. It appears in the fiction novel Henry and Violet. This is an antiques shop owned by Mildred Appleby and is located in the West Village of Manhattan. Its exact address is 261 West 4th Street. The store has an online website, which is where Violet finds a listing for a special notebook that once belonged to her father, spurring her to go to the shop in-person to try and buy the item back. By the time Violet gets there, the store is closed, and she later learns from Mildred's granddaughter Whitney that her grandmother shut it down because of high rent costs.
Basil Knaggs Art and Ephemera
Basil Knaggs Art and Ephemera is a Land Without Magic location. It appears in the fiction novel Henry and Violet. Violet and Henry visit this place to speak with Basil Knaggs, an art dealer who owns this office, in the hopes of offering him a higher price for a notebook that he recently bought. When Violet is able to explain her inquiry to Mr. Knaggs, he reveals he no longer has the book since he purchased it for a private buyer whose name he cannot disclose.
Columbia University is a Land Without Magic location. It appears in the fiction novel Henry and Violet. After Henry realizes he and Violet are becoming different people, he brings her for a surprise visit to Columbia University to support the idea that she could make the school a reality for herself in her future.
Montblanc is a Land Without Magic location. It appears in the fiction novel Henry and Violet. Henry and Violet stop by Montblanc while waiting for Whitney to get off work. Violet sees a burgundy pen with a gold tip that she suggests Henry could have as a writing tool for the storybook, but this leads to an argument between them in the store because Henry senses Violet is becoming distant from him.
Mulvaney's Irish Pub
Mulvaney's Irish Pub is a Land Without Magic location. It appears in the fiction novel Henry and Violet. This is the pub that Henry and Violet end up outside of after mistakenly traveling to its address, 261 East 4th Street, though they meant to find 261 West 4th Street instead.
Tiffany & Co. is a Land Without Magic location. It appears in the fiction novel Henry and Violet. Henry and Violet come to the Tiffany & Co. store on Fifth Avenue to find a woman named Whitney, who they discover is Mildred Appleby's granddaughter. After hearing about the notebook from Mildred's antiques shop that they wish to buy, Whitney agrees to help them and tries to phone her grandmother, though she doesn't pick up. Whitney then asks the youngsters to come back to Tiffany & Co. in an hour when she can leave work and bring them to see Mildred.
Kelly's Studio is a Land Without Magic location. It appears in the tenth episode of the seventh season. This is where Kelly teaches her pedaling class. Roni and Henry attend the class, and after it is over, Kelly confronts Roni, whom she hates for driving her daughter Margot away. Later outside the studio, Roni persuades Kelly into having a shot of whisky which she laced with a bit of memory potion. Nothing happens at first after Kelly drinks the whisky, but seconds later, she remembers everything.
10th and Oak
10th and Oak is a Seattle location. It appears in the first episode of the seventh season. Henry visits the area while under the assumption it's the cemetery where his deceased wife and daughter are buried. He asks a passerby, who states it has always been an empty lot for as long as she remembers.
Bainbridge Island Ferry Terminal is a Seattle location. It appears in the first episode of the seventh season. This is where Jacinda's car breaks down when she is attempting to cross the bridge to Bainbridge Island, a place she envisions as an idyllic dream home for herself and her daughter. After she persuades Lucy to get on the ferry with her, Ivy and Officer Rogers show up to take Lucy away into Victoria's care.
Dodgson's Books is a Seattle location. It appears in the eighteenth episode of the seventh season. Dodgson's Books is a bookshop frequented by Tilly, who takes Margot there while they're on a date. Tilly shows her the travel section, where she can go anywhere in the world without leaving Hyperion Heights. Later in the bookstore, Margot gifts her a bracelet, but Tilly has an outburst over a persistent buzzing noise in her head and leaves out of embarrassment.
Eloise's Hideout is a Seattle location. It first appears in the tenth episode of the seventh season. It is where Ivy Belfrey takes her sister Anastasia, after the later flees from the police station. Eloise later joins the pair, before trapping Ivy and Victoria down a well. Eloise pulls Victoria up briefly to allow Anastasia to know of all her mother's horrible deeds. After Victoria is dropped back down into the pit, she uses her stiletto to hit the switch for the rope pulley to lower down to them, which she and Ivy use to climb up. Victoria, seeing that she and Ivy make a good team despite their differences, suggests they can work together to save Anastasia. Instead, Ivy confronts her mother for only showing her kindness because of her sister. Victoria casually states that Ivy has never done anything to be deserving of her love, to which Ivy reveals the lanterns that guided Victoriahome all those years ago was her idea, not Anastasia's. As Ivy departs from the hideout, Victoria is visibly taken aback by what she has just learned. ("The Eighth Witch", "Secret Garden")
Eloise's House is a Seattle location. It appears in the eleventh episode of the seventh season. It is where Eloise Gardener resides after Rogers finds her. She later houses Anastasia here. When Rogers unexpectedly shows up to visit Eloise, Anastasia hides in the closet while the man is in the house. He becomes suspicious about the closet, but Eloise distracts him by pretending to shatter a teacup by accident and asking him to walk her to her art therapy class. Rogers agrees, and together with her, the two leave the house. ("Pretty in Blue" (mentioned), "Secret Garden")
GJ House Flowers & Gifts
GJ House Flowers & Gifts is a Seattle location. It first appears in the fifth episode of the seventh season. This is where Rogers and Weaver go to find out the next potential victim of the Candy Killer, who delivered a box of chocolates to this location. They learn from a man running the shop that the name of the woman on the box was his wife who has been deceased for many years now. Realizing the Candy Killer gave them a false lead, Rogers and Weaver quickly leave the area.
Hyperion Grocery is a Seattle location. It appears in the fourteenth episode of the seventh season. It is a grocery store frequented by Tilly, where Mr. Charles and Mrs. Lewis work. Tilly goes here to talk to Mrs. Lewis in the hopes she can provide her with an alibi for the afternoon of Hilda's death, but Mrs. Lewis does not remember her. Similarly, the same thing happens when Tilly tries to jog Mr. Charles' memory of her as the girl who always buys marmalade sandwiches from him.
Victoria's Vacation Home is a Seattle location. It is mentioned in the eighth episode of the seventh season. This is the place where Ivy believes Victoria is keeping Anastasia's body. She goes there to retrieve Anastasia's coffin and brings it to Gothel, but they discover there is no corpse inside after opening the lid.
Herman House is a Storybrooke location. It appears in the fourth episode of the first season. This is where Mitchell Herman lives with his son, Sean. Emma stops by the home to question Sean about his pregnant ex-girlfriend Ashley's disappearance, but then Mitchell steps in to reveal to her that Ashley had signed adoption papers to give her unborn child to Mr. Gold. As Mr. Gold is the one who sent her to look for Ashley, Emma then realizes Ashley must have changed her mind about the adoption.
Ingrid's House (Storybrooke)
Ingrid's House (Storybrooke) is a Storybrooke location. It is mentioned in the sixth episode of the fourth season. This is where Ingrid, the Snow Queen, used to live in Storybrooke, until her cover was blown and she was forced to relocate to a secret lair. After she is discovered, Emma and David search Ingrid's house, but realize that the Snow Queen cleared everything out days before.
Lizette's House is a Storybrooke location. It is mentioned in the fiction novel Henry and Violet. This is where Violet's friend Lizette lives with her parents. In the past, Violet and their mutual friend Sadie often stayed over for sleepovers.
Peter Peter's is a Storybrooke location. It appears in the fifth episode of the fifth season. It is a pumpkin stand run by Peter Peter, which offers pumpkins and other vegetables. The business was opened after the first curse was broken, and is still active after the second curse ended. The business caught the sheriff's attention due to many noise complaints. Emma and Henry come here to retrieve Violet's missing horse Nicodemus.
South Woods is a Storybrooke location. The South Woods are mentioned in the seventeenth episode of the sixth season, and are part of the Storybrooke Wilderness Park. When John Doe mysteriously awakens from his coma ten years after the Dark Curse was cast, a group of volunteers searches for him in the South Woods, but to no avail. During the search, Regina realizes Mary Margaret is awake, but the latter manages to escape and reunite with David. The couple uses a pixie flower to find their daughter Emma, only to decide to recurse themselves instead of going to her. Shortly after in the woods where both of them drink the potion, they are found by the volunteers.
Storybrooke Seaside Playground is a Storybrooke location. It appears in the twenty-second episode of the second season. Henry is joyously going back and forth on a swing in this playground, while Granny is keeping watch over him, holding a crossbow. Emma and her family then show up, and bring sad news: Henry's father has perished.
Hall of Mirrors is a Netherworld location. It appears in the eighth episode of the second season. When someone is put under a Sleeping Curse, their soul is transported to a room filled with mirrors until they awake. It is located above the Red Room in the Netherworld.
Dark Jungle is a Neverland location. It appears in the second episode of the third season. When Hook returns to Neverland, he discovers that the jungle has grown since the last time he was there. According to Hook, it is the last place you should set foot.
Alice's Cottage is a New Enchanted Forest location. It appears in the eighteenth episode of the seventh season. This is where Alice lives and where her true love, Robin, comes to visit her. Alice's father Hook also comes to watch over her at distance from the tree line. Against Hook's caution, Mr. Gold visits Alice to test if she is the Guardian he has been searching for. Later, after refusing to sacrifice Alice's happiness for his own, Gold observes Alice and Robin hugging outside the cottage before they go inside together. Hook, having heard of Gold's sacrifice for his daughter, vows to repay him one day, and they shake hands to start anew as friends instead of enemies.
Cave of the Golden Dragon
Cave of the Golden Dragon is a New Enchanted Forest location. It appears in the sixteenth episode of the seventh season. This is the cave where the golden dragon lived and kept a stockpile of all the valuables and jewels that it stole from people. Henry brings Ella and Hook to the cave to slay the dragon, hoping to impress Ella before he proposes to her. However, all they find is a man who came to reside here and drink the wine that the creature left behind. Ella marches him out of the cave, while Henry and Hook plan to go and get a ring with a worthy story behind it.
Ice Lake is a New Enchanted Forest location. It appears in the ninth episode of the seventh season. It is where Ella, Anastasia, and Drizella play together by building a snowman while Marcus and Rapunzel watch nearby. As the couple gets distracted, Ella goes onto the iced-over lake to fetch the snowman's hat which blew away. Anastasia follows her onto it, but both of the girls' combined weight causes the ice to split open beneath them, making them fall in. Marcus jumps in but is only able to save Ella, while Anastasia is later found dead.
The Double Woodpecker is a New Enchanted Forest location. It appears in the fourteenth episode of the seventh season. This is the tavern that Robin and Alice visit while tracking down a troll. Inside, Robin unsuccessfully tries to persuade the leader of the hunting party, Clayton, to let her join them. When Alice insists the troll is her friend and would not hurt anyone, Clayton thinks she is crazy and orders his men to lock her as well as Robin in the dungeon.
Infinite Maze is a New Wonderland location. It appears in the eighth episode of the seventh season. It is a huge maze where people go to get lost and not be found. After their hearts have been poisoned, Cecelia and Alice both hide in this place, where they meet. When Alice run away to the maze for the second time, she is followed by Cinderella, who tries to discover what happened to her mother.
New Wonderland Cottage
New Wonderland Cottage is a New Wonderland location. It appears in the eighth episode of the seventh season. It is a cottage located at the edge of the Infinite Maze, where a tiny entrance door to the maze can be found. Cinderella and Henry enter the cottage as they track down Alice, but Cinderella eventually parts ways from Henry by shrinking herself to go into the maze alone.
Quadling Country is an Oz location. It is mentioned in the sixteenth episode of the fifth season. Not much is known about this place. Its inhabitants are called "Quadlings".
West is an Oz location. It appears in the twentieth episode of the third season. It's the western quadrant of Oz and was formerly protected by Zelena as the Witch of the West before she turned wicked again and became the ruler of Oz. The cyclone that brought Dorothy to Oz dropped her and her house somewhere in the West.
Haunting Booths is an Underworld location. They first appear in the sixteenth episode of the fifth season. These are phone booths which can be used for haunting someone who is still alive and to send messages to the living. You pick up the phone and tell the operator who you wish to haunt. However, all of them were eventually disconnected by Cruella De Vil, the Mayor of Underbrooke. ("Our Decay", "Ruby Slippers")
Underbrooke is an Underworld location. It first appears in the twelfth episode of the fifth season. Underbrooke is the main location of the Underworld and its exterior appearance. It is based on Storybrooke. According to Hades, he made the Underworld look like Storybrooke, to give Zelena her own version of what her sister Regina had.(Underbrooke appears in every episode where the Underworld appears.)
Black Forest is a Wonderland location. It appears in the sixth episode of the spin-off. On her way to Jafar's lair to save Cyrus, she travels through the Black Forest with only a lighted torch, which goes out moments later. Luckily, she sees a light ahead and hurries forward, but ends up trapped in the Boro Grove.
Mad Hatter's House is a Wonderland location. It appears in the first episode of the spin-off. The cottage is located at the far end of the Tulgey Woods and used to belong to the Mad Hatter, but the home becomes abandoned after the Mad Hatter is taken away by Regina's Dark Curse. Due to being blackmailed by the Red Queen into getting Alice to return to Wonderland, the White Rabbit persuades Alice that the Dormouse spotted her true love, Cyrus, at the Mad Hatter's house. Alice rushes in expecting Cyrus is there, only to be disappointed, however, she gains hope upon finding his talisman on the ground in front of the cottage, which proves he is alive, even if he is nowhere to be seen.
Mallow Marsh is a Wonderland location. It appears in the first episode of the spin-off. Alice and Knave journey to Wonderland and fall on the soft surface of the marsh. The sticky substance causes them to sink deeper in, but they are able to free themselves by toasting the marsh with a dragonfly's spitfire.
March Hare's Mansion
March Hare's Mansion is a Wonderland location. It appears in the graphic fiction novel, Out of the Past. It is the residence of the March Hare, a gangster from Wonderland. Jefferson is briefly held as a hostage at this place, but he is eventually freed by his wife, Priscilla, who is fatally wounded while attempting to flee with Jefferson, eventually convincing him to leave her behind in the mansion to die so he can return home to their daughter Grace.
Whispering Woods is a Wonderland location. It appears in the third episode of the spin-off. It is where Grendel keeps the forget me knot. Alice and the Knave are taken hostages by him, but after they save him from Bandersnatch attack, Grendel gives them the knot and allows them to leave. Later, Jafar and the Red Queen stop by to question Grendel about who defeated the Bandersnatch, as they were the ones who set the creature after Alice hoping she would use one of her three wishes. Jafar promises to revive Grendel's deceased wife if he helps them, to which Grendel admits a girl and her male companion did. Grendel reveals the girl called the male by the name "Knave", much to Jafar's interest when he notices the Red Queen visually recognizes the name. Having gotten all the information he needed, Jafar then stabs and kills Grendel with his magic staff.
Arcade De La Vie is a location. It appears in the fourth episode of the seventh season. The Arcade De La Vie is a bridge stated to be older than time itself and that it can make wishes come true in exchange for a sacrifice. Belle, Mr. Gold, and Gideon travel here when Gideon is about 10. Mr. Gold tries to free himself from the dagger here by throwing it into the river below, but he does not succeed because the dagger magically returns to him, however, Belle assures him they will figure out another way.
Elphame Academy is a location. It is mentioned in the fourth episode of the seventh season. Not much is known about it. Gideon reveals that he has been accepted into this academy, and his parents, Belle and Mr. Gold, commend him for this achievement. Later, Gideon leaves his parents to attend the academy but returns from time to time to visit them.
Library of Scrolls
Library of Scrolls is a location. It appears in the fourth episode of the seventh season. The Library of Scrolls is a big library where Belle, Mr. Gold and Gideon research information about how to free Mr. Gold from the darkness. However, it is not known if Belle and Mr. Gold actually own it.
Underwater Grotto is a location. It appears in the sixth episode of the sixth season. It is where Hook, Liam, and Captain Nemo attacked a kraken as they trek into the cave to retrieve a treasure chest. The kraken grabs Hook, but Liam and Nemo save him in time. After getting the chest, they open it to discover a key to a mysterious island, where Nemo hopes Hook will join him and Liam to have a new lease on life.
↑Virtual Sets. Greg Venturi. Retrieved on October 23, 2018. “ONCE UPON A TIME: S7 – "ARCADE DE LA VIE" BRIDGE – SCREEN STILL / S7 – "ARCADE DE LA VIE" BRIDGE – CONCEPT – ILLUSTRATION: PAOLO VENTURI” (Image 19 – 20)
↑Matte Paintings. Paolo Venturi. Retrieved on June 8, 2018. “Library of Scrolls Concept for ABC's Once Upon a Time Season 7 - 3D Geo / Rendering Chad Harms”