The Isle of Songs is a location from The Legend of Zelda: Skyward Sword. Located within the Thunderhead in the northwestern part of The Sky, it is, as its name implies, a floating isle where Link learns songs for his Goddess's Harp.
Story[]
Spoiler warning: Plot or ending details follow.
On his search for the three Sacred Flames, Link must learn songs at the Isle of Songs to open the Trial Gates to the three Silent Realms. In order to enter the Isle of Songs for the first time, Link must complete a puzzle in order to create a path into the tower on the central island. He first learns "Farore's Courage", allowing him to open the Trial Gate in Faron Woods. He later learns "Nayru's Wisdom" and "Din's Power" on the isle, allowing him entrance to the Silent Realms in Lanayru Desert and Eldin Volcano, respectively.
Spoiler warning: Spoilers end here.