|Citadel of Spiders|
|First game||Pikmin 2|
Citadel of Spiders is a cave in Pikmin 2, located near the landing site in Perplexing Pool. It is notable for the location of The Key, the treasure whose collection unlocks Challenge Mode. It is one of the caves with the most Dweevils, the boss being one of the three Beady Long Legs in the game.