Submarine Chart
The Submarine Chart
First appearance	The Wind Waker (2003)
Found	Boating Course
Use	Shows the location of Submarines

"You got a Submarine Chart! Now you know where to find enemy submarines that surface from below!"

— In-game description

The Submarine Chart is a special Sea Chart from The Legend of Zelda: The Wind Waker. It is found in a secret cave within the Boating Course area. Link must hit three switches in a room full of Miniblins in order to obtain it. It shows the locations of the seven Submarines scattered throughout the Great Sea.