The feared bunkers These are the large, irregular, and deep holes in the fairway that are usually filled with sand.
The rules of golf consider a bunker an obstacle, a hazard. A bunker is also known as a sand trap.
If a ball ends in a bunker, the player must use special techniques and sticks to remove it.
In this YouTube video a golf teacher shows us the best way to get several balls out of the bunker onto the green.