What the dwarves dug too deep for: a lava cavern of magma golems - and the deep flame.
Getting there: Over the bridge in the iron halls, then the stairs down (1858,1573). (384 squares east of the temple, 4 floors down)
Magma golemlvl 55 · swarms · 4 floors downOpen it in the wiki All hunting grounds
The minotaur citylevels 14–50 · Minotaur, Minotaur archer, Minotaur mage, Minotaur guard and more
The halls of the embalmerslevels 24–43 · Mummy, Tomb warden, Sand priest
The iron hallslevels 13–46 · Dwarf miner, Dwarf soldier, Dwarf guard, Dwarf geomancer and more
The pharaoh's halllevels 39–54 · Tomb warden, Sand priest, Ancient scarab