vulture.
9.ZORA'S WATERFALL (Light World). After meeting with King Zora, go straight south and fall down the water fall. Take the path of shallow water to the land where you'll find a piece of heart.
10.DEATH MOUNTAIN (Light World). Climb Death Mountain to the very top. When you reach the cave to enter Spectacle Rock, do NOT enter it. Instead drop of the ledge so you can enter the cave below. Follow the path and you'll eventually get to a piece of heart.
11.DEATH MOUNTAIN (Light World). Enter the warp at the top of Death Mountain. Go left a little bit and stand on the area where Spectacle Rock is in the Light World. Use that magic mirror there to go to the Light World, and you'll be standing on the rock with the heart piece.
12.LUMBERJACK'S HOUSE (Light World). Northeast of Kakariko Village is
a
lumberjack's house. At the beginning of the game, you'll see the two lumberjacks cutting a tree. After you beat Agahnim the tree will be colored an odd shade of green. Dash into the tree and fall inside.
Follow the path to the heart piece.
13.PYRAMID OF POWER (Dark World). It can be clearly seen at the east side of the Pyramid of Power. Drop off of the ledge at the second floor to get to it.
14.LAKE HYLIA (Dark World). In the Lake Hylia of the Light World, you can see a heart piece on an island with no way to get to it. Go to the exact same place in the Dark World and you'll find a patch of shallow water. Use the Magic Mirror there and you'll be on top of the island in the Light World! Collect your piece of heart.
15.NEAR THE BOMB SHOP (Dark World). From the bomb shop, go
16.VILLAGE OF OUTCASTS (Dark World). Go to the building with a picture of a chest on it. In this place, you can pay 30 rupees and open two chests. One of those chests contains a piece of heart. The position seems to be random, so you'll just need to get lucky.
17.CEMETERY (Dark World). Go to the cemetary, east of where the Sanctuary should be. Go up the steps on the back wall. On that platform,
use the magic mirror. Enter the cave. Toss away the pots and bomb the wall at the back of the room. You'll find the heart piece in the next room.
18.DIGGING GAME (Dark World). Go to the place south of the village where there was the "15 second race" game in the Light World. Now there's a digging game: For 80 rupeees, you get 30 seconds to dig for treasure in a field. If you play, you might dig up a piece of heart! (but it took me more than 10 minutes of digging before I found it)
19.SMITHY SHOP (Dark World). Go to the place where the Smithy Shop