Rattle big black bones in the danger zone there's a rumblin' groan down below there's a big dark town it's a place I've found there's a world going on Underground they're alive, they're awake while the rest of the world is asleep below the mine shaft roads it will all unfold there's a world going on Underground all the roots hang down swing from town to town they are marching around down under your boots all the trucks unload beyond the gopher holes there's a world going on Underground