Entertainment / Golf / Bunker: A depression in the ground usually (but not always) filled with sand
Search Google for Bunker:
Entertainment / Golf / Pot Bunker: A small deep bunker, typically with steep sides, requiring a very steep angle of ascent to escape MORE
Entertainment / Golf / Greenside Bunker: A bunker surrounding, or in close proximity, to the putting surface MORE
Entertainment / Golf / Grass Bunker: A depression in the gound, generally shaped like a sand-filled bunker but with grass (usually rough) instead MORE
Entertainment / Golf / Fairway Bunker: A sand or deep grass hazard situated in, or adjacent to, the fairway MORE
Entertainment / Golf / Cross Bunker: A long or wide bunker that crosses the fairway rather than running adjacent or parallel to the fairway MORE