The Carlsbad Caverns in New Mexico, with their famous stalactites and stalagmites, or Mammoth Cave in Kentucky, the longest ...

Deep in the limestone caves of southern China lies a discovery that challenged everything we thought we knew about human ...

The home has a garage space big enough for nine cars, a theater room, gym, tools room and a penthouse "sports cave." ...

A house with the ‘ultimate man cave’ complete with inside golf simulator, theatre and games room is on the market for $2.1m.

A man accused of having a machine gun at Tuskegee University during a hail of gunfire that left one man dead and at least 16 ...