Crystal Caves

“That crystal was obtained from the crystal caves here on the island, which we can now go to, to complete the spell!”

— Chen to Skylor

The crystal caves are caves on Chen's Island where the Blue Crystals are obtained.

History

Trivia

Gallery

Promotional Media

Screenshots

Planet Earth
Landmarks	Kingdoms, cities, towns, and villages: Abandoned Cities · Abandoned village · Atlantis · Calatonia · Canal village · Chicago · Coastal village · Domu · Floating City · Gongmen City · Green Lake · Heartlake City · Hono Mizu · Igancia · Ivory City · Jamanakai Village · Keepers' village · Keepers' village · Kingdom of Shintaro · Lachrymose · Las Vegas · London · Los Angeles · Machu Picchu · Merlopia · Metalonia · Nanda Parbat · New York City · Ninjago City (Financial Center) · Ouroboros · Paltryville · Plainview · Porto Corsa · Radiator Springs · Redshore City · Saint Nelson's Village · San Dimas · San Francisco · Shanghai · Shintaro City · Spinjago · Stiix · Tanis · Tianjin · Tokyo · Village of Fowl Devotees Jungles and forests: Birchwood Forest · Blackwood Forest · Endless jungle · Finite Forest · Forest of Tranquility · Hiroshi's Labyrinth (Oasis · Stronghold) · Jankikai Jungle · Primeval's Eye · Slingshot Woods · Toxic Bogs · Uncharted jungle · Vermillion Swamps · Wildwood Forest Mountains, caves, plateaus, and canyons: Canyon of General Unhappiness · Caves of Despair · Chronicle Cave · Cobalt Plateaus · Corridor of Elders · Crystal Caves · Dungeons of Shintaro · Echo Canyons · Floating Ruins · Geckle courthouse · Geckle safe haven · Geckle story cave · Geckle Strong-Cave · Golden Peaks · Hall of Mirrors Cave · Haunted Hill · Hollow's Bluff · Mala-Wojira · Messick Mountain · Mines of Shintaro · Mino Pit · Mortmain Mountains · Mountain of a Million Steps · Mountain of Madness · Mountains of Impossible Height · Mouth of Eternal Shadows · Munce Home-Cave · Munce story cave · Ninjago's tallest mountain · No Man's Bluff · Rock-Bottom · Samurai X Cave · Scattered Canyon · Shintaro Caves · Shintaro Mountain · The Teeth · Torchfire Mountain · Volcano Lair (Firing Room) · Wailing Alps Tombs and graveyards: Anacondrai Tomb · Cemetery of Souls · Constrictai Tomb · Fangpyre Tomb · Grief-Bringer's tomb · Graveyard of ships · Hypnobrai Tomb · Lost Tomb of Impending Peril · Tomb of the First Spinjitzu Master · Tomb of the Stone Army · Venomari Tomb Water areas: Black River · Boiling Sea · Catamaran Sea · Cove of Crystal Waters · Endless Sea · Frozen ice pond · Hollow's Bluff · Hollow's Trench · Lake Lachrymose · Lightning Lagoon · Plainview Municipal Pool · Primeval Waterfall · Puddlelands · Rappahannock Lake · River of Darkness · Saint Nelson Lake · Shadow Bay · Spirit Coves · Storm belt · Straits of Tropicana · Stricken Stream · Tartarus Trench · Waterfall of the First Spinjitzu Master · West Apostle Current Islands: Alcatraz · Birdmingham Desert Island · Chen's Island · Dark Island · Dyer Island · Glacial Glacier · Glacier Island · Isla Sorna · Island of the Keepers · Isles of Sunseto · Lighthouse Island · Mystery Island · Ninjago Island · Squawk Island · Tiger Widow Island Deserts: Badlands · Birdmingham Desert · Desert of Doom (Serpentine valley) · Gobi Desert · Kethanol geyser · Sahara Desert · Sea of Sand Vaults: Borg tower vaults (Vault 18 · Vault 21) · Cursed Vaults (Earth · Fear · Forest · Ice · Water) · Gringotts vaults (Vault 687 · Vault 688 · Vault 713) Bridges: Bridge of Fallen Mentors · Golden Gate Bridge · Rope bridge · Swaying bridge Tunnels: Cranks Tunnel · Serpentine tunnels · V.F.D. tunnels Dungeons and cells: Citadel dungeon · Deluxe Cell · Dungeons of Shintaro · Ice dungeon Wastelands: Arctic · Frozen Wasteland · Glacier Barrens · Hinterlands · The Scorch Camps, mines, fortresses, and bases: Chen's camp · Right Arm's camp · Serpentine's underground fortress · Serpentine Mines · Shintaro Mines · Skulkin Mines Throne rooms: Castle throne room · Empire throne room · Merlopia throne room · Munce throne room · Pyramid throne room · Royal throne room · Shintaro throne room Roadways: Route 22 · Route 23 · Strangler's Path Other: Amusementland (Cranium Shaker · Haunted House of Horrors · Hell's Gate) · Bottomless pit · Briny Beach · Caligari Carnival · Digger's Deep · End Line · Field's Train Station · Fisherman's Wharf · Fowl Fountain · Funland · Gentle Cove · Hangar Bay · Highway 1 Country Fair (Alien Abduction · Zero Gravity) · Ice labyrinth · Library of Records · Lil' Critters Petting Zoo · London Eye · Mega Monster Amusement Park (Beastyburger · Ghost Train · Monstertiki · Whack a Snake) · Munce arena · Munce armory · Nevermore Tree · Ninjago Beach · Ninjago City Park · Ninjago Harbor · Oceanside Pier · Pier 39 · Plainview Heights Country Club · Reboot activation port · Repo yard · Rock-Bottom · South Beach · Spirit Coves · Squalor penthouse · The Glade · The Maze · The Wilds Christian Camp · Time vortex · Trafalgar Square · Underground library · Valley of the Sphinx Outer space: Moon · Sun
Buildings	667 Dark Avenue · Abandoned arcade · Abandoned mall · Abandoned warehouse · Admiralty Arch · Alcatraz Prison · Ancient pyramids · Arcane-a-Rama Movieplex (Set) · Armoracia · Aspheera Pyramid (Lookout) · Forsaken Pyramid (Boobytrapped stairs · Crypt · Mural · Spikes) · · Benny's Arcade Emporium · Bicycle Chalet · Big Ben · Biker Tavern · Borg Store · Borg Tower · Buckingham Palace · Buddy's Pizza · Budville Trading Company · C'boath Bar · Castillo de San Marcos · Chan's Theater · Chen monastery · Chen's noodle factory · Chen's Noodle House · Chen's Palace · Club Obi Wan · Coit Tower · Concert Hall · Corny's Family-Style Restaurant · Cranium Shaker · Crystal Cove Studio · Dairy Dragon · Dareth's apartment · Dareth's TV studio · Darkley's Boarding School · Desert Shrine · Dragon's Forge · Dyer apartment · Ed & Edna's Scrap N Junk · Education Board of Crystal Cove (Set) · Ellis Island · Explorers Club (Artifact Room · Entomology Room) · F-F-Fearatorium Food Emporium (Set) · Firehouse Saloon Four Weapons Blacksmith · FurMart · Garbage depot · Garmadon monastery · Gas station · Grand Sensei Dareth's Mojo Dojo · Gringotts Bank · Heimlich Hospital · Hero's Suite · Herring Houdini · Hidden workshop · In Chic Hat Salon · International Schools · Jamanakai Village Inn · Juice shack · Kennel of the Horrible Hounds (Set) · Kiddie Arcade · Kryptarium Prison · Last Chance General Store · Laughy's · Leisure Village · Lloyd's treehouse fortress · Library of Domu · Library of Hono Mizu · London City Hall · London Gherkin · Lucky Smells Lumbermill · Marty Oppenheimer School of Performing Arts · Merlopia Palace · Monastery of Spinjitzu · Monk's Monastery · Mr. Liu's relic shop · Mulctuary Money Management · Murnau Cinema · Museum of Natural History (D · H · Hall of Villainy) · Mystake's Tea Shop · Nang Tao Airport · Ninjago City Aquarium · Ninjago City Cinema · Ninjago City Hospital · Ninjago City Bank · Ninjago City Hall · Ninjago City Police Station · Ninjago City Power Plant · Ninjago Doomsday Comix · Ninjago Fried Chicken · Ninjago Metro (Track 9) · Ninjago Petrol · Ninjago sewers · Ninjago Supreme Court · Old electronics warehouse · Palace of Secrets · Paltryville Barber Shop · Paltryville General Store · Paltryville Hardware & Locksmith · Paltryville Optometry · Panda Power · Plainview Mall · Player Expo · Prufrock Preparatory School · Quest Research Laboratories · Rocket Rollers Roller Rink · Ronin's Coffee Shop · Ronin's pawn shop · Royal Palaces · S.O.G. Headquarters · Saint Paul's Cathedral · Sanctuary of Stiix · Scott's Garage · Serpentine Pyramid · Shintaro Palace (Palace gardens) · Smith Daryll's Used Car Lot · Smugglers' Market · Spag Union Preparatory School · Statue of Liberty · Steep Wisdom · Steeper Wisdom · Storm Farms · The Vogue · Tower Bridge · Twitchy Tim's gas station · V.F.D. Church · V.F.D. Feed · V.F.D. Gas Station · V.F.D. Town Hall · V.F.D. Uptown Jail · Veblen Hall · Vermillion Dome of Doom · WCKD compound · WCKD facility · Wind Farms Power Station · Wong's Costume · Yang Tavern
Castles	Hogwarts Castle · Mystery Castle · Nurmengard Castle
Cities/towns
Countries	Europe: Albania · Austria · Belarus · Belgium · Bulgaria · Czech Republic · Denmark · Estonia · Finland · France · Germany · Greece · Hungary · Iceland · Ireland · Italy · Latvia · Liechtenstein · Lithuania · Luxembourg · Moldova · Monaco · Montenegro · Netherlands · Norway · Poland · Portugal · Romania · San Marino · Slovakia · Spain · Sweden · Switzerland · Ukraine · Vatican Africa: Egypt · Gambia Asia: Afghanistan · Armenia · Azerbaijan · Bahrain · China (Republic) · Georgia · India · Iran · Iraq · Israel · Jordan · Kazakhstan · Kuwait · Kyrgyzstan · Lebanon · Oman · Saudi Arabia · Syria · Tajikistan · Turkmenistan · Uzbekistan · Yemen Oceania: Australia · Fiji · Guam · Western Samoa South America: Argentina · Bolivia · Brazil · Chile · Colombia · Ecuador · Falkland Islands · French Guiana · Guyana · Paraguay · Peru · Suriname · Uruguay · Venezuela North America: Antigua · Aruba · Barbados · Barbuda · Belize · Canada · Costa Rica · Cuba · Dominica · Dominican Republic · El Salvador · Grenadines · Guadeloupe · Guatemala · Haiti · Honduras · Jamaica · Martinique · Mexico · Nicaragua · Panama · Puerto Rico · Saint Lucia · Saint Vincent · United States of America Multiple Continents: Cyprus · Russia · Turkey Former Countries: Czechoslovakia (Czech Republic · Slovakia) · Nazi Germany · Soviet Union (Armenia · Azerbaijan · Belarus · Estonia · Georgia · Kazakhstan · Kyrgyzstan · Latvia · Lithuania · Moldova · Russian Federation · Tajikistan · Turkmenistan · Ukraine · Uzbekistan) · Yugoslavia
Hallways	Cafeteria Corridor · Crowded Corridor · Icy Corridor
Houses	Anwhistle House · Count Olaf's House · First Spinjitzu Master's House · Justice Strauss's House · Montgomery House · Pfeifer House · Poe House · Roise's House · Scoggins House · Wade House
Mansions	Baudelaire Mansion · Darrow Mansion · Dyer Mansion · Gordon Estate (Bedrooms) · Jackson Mansion · Potter Mansion · Quagmire Mansion
Provinces	Fujian · Guangdong · Hebei · Pankot · Sichuan
Roadways	Barnwell Street · Gervais Street · Grey Fox Loop · Pawleys Plantation Way · Route 1 · Route 23
States	Alabama · Alaska · Arizona · Arkansas · California · Colorado · Connecticut · Delaware · Florida · Georgia · Hawaii · Idaho · Illinois · Indiana · Iowa · Kansas · Kentucky · Louisiana · Maine · Maryland · Massachusetts · Michigan · Minnesota · Mississippi · Missouri · Montana · Nebraska · New Hampshire · New Jersey · New Mexico · New York · Nevada · North Carolina · North Dakota · Ohio · Oklahoma · Oregon · Pennsylvania · Rhode Island · South Carolina · South Dakota · Tennessee · Texas · Utah · Vermont · Virginia · Washington · West Virginia · Wisconsin · Wyoming
Temples	Crystal King Temple · Fire Temple · Hanging Temple · Heart of the Mountain · Ice Temple · Ninja Dojo Temple · Ninja Dragon Temple · Oni Temple · Skull Keep · Temple of Airjitzu · Temple of Fortitude · Temple of Fragile Foundations · Temple of Light · Temple of Resurrection · Temple of the Crystal King · Temple of Wojira
Towers	Borg Tower (Vaults) · Coit Tower · Treacherous Tower
Maps	Map of Dens · Map of Fangs · Map of the Golden Weapons · Map of the Oni Masks
Religions	Christianity · Islam · Judaism
Shows	Fred Finely Live At Five · Most Ultimate Extreme Ninja Challenge Ever · Ultra Hunt Events: Dragon Hunts