Features:
A wither shrine at Coordinates: X ** 1544.540 ; Y ** 72.00000 ; Z ** -1117.610
An outside house at Coordinates: X ** 1108.444 ; Y ** 97.00000 ; Z ** -1236.116
A hidden cave building at Coordinates: X ** 1080.570 ; Y ** 87.41892 ; Z ** -1346.721

Notice 1: If you spawn at the Wither Shrine, head northwest and you will get to the main area with the houses and stuff.

Description: Most of this was done legitimately, but until the end we started using cheats because we've already done everything.