spawner). To reach to the mineshaft you just digging straight down and after a while you will reach to the mineshaft. The mineshaft really large, it take 20 minutes to explore all of it. And your reward is coal, iron, wood but mostly is gold. Also a chest can be found in the dungeon contain some iron ingots.
On the surface, the spawn point close some a brich tree, surrounding area is some high mountian, swamp that was fairly barren of trees but vast.