Right next to the spawn point is a village and two surface level dungeons.  Close by is a second npc village and an entrance to a large abandoned mineshaft.

Surface Level Dungeon at X: -31 Z: 320

Another Surface Level Dungeon at X: 57 Z: 297

NPC Village near spawn point at X:28 Z: 178

A Second NPC Village half flooded at X: -164 Z: -166

Cave entrance to a fortress at X: 56 Z: 360