Secret Treasure under the Great Fish is one of the Side Quests you’ll discover in the Lanayru Great Spring region. Side Quests are quests in The Legend
Secret Treasure Under the Great Fish - The Legend of Zelda: Tears of the Kingdom Guide - IGN
EASY GUIDE: Secret Treasure under the Great Fish Zelda Tears of the Kingdom Walkthrough
Walkthrough - The Legend of Zelda: Tears of the Kingdom Guide - IGN
Zelda Tears of the Kingdom Treasure of the Secret Springs Walkthrough
Zelda: Tears of the Kingdom - Secret Treasure Under the Great Fish Walkthrough
North Hyrule Field - The Legend of Zelda: Tears of the Kingdom Guide - IGN
Zelda: Tears of the Kingdom Walkthrough Story Order: Where to go first?
ToTK Secret Treasure Under Great Fish Location
Clues to the Sky - The Legend of Zelda: Tears of the Kingdom Guide - IGN
Lanayru Great Spring - The Legend of Zelda: Tears of the Kingdom Guide - IGN
Hebra Mountains - The Legend of Zelda: Tears of the Kingdom Guide - IGN
