Waterfall Cave

The Waterfall is a location from The Legend of Zelda: Skyward Sword. Located in Skyloft, it is a small cavernous tunnel located behind the waterfall on the northwestern part of the island, hence its name. It leads to a small area on the underside of the floating island.

Story
When searching for his missing Crimson Loftwing, Link eventually has a vision of his Loftwing under imprisonment. Using the Practice Sword given to him by Knight Commander Eagus, Link is able to destroy the trees blocking the entrance to the Waterfall, and ventures inside. When he makes it to the underside of the island, Link destroys the wooden boards used to imprison his Crimson Loftwing and is reuinited with his companion.