Keywords: usgs tbt throwbackthursday science geology carlsbad cavern cave rocks historical history blackandwhite monochrome outdoor tree plant landscape forest black and white This photo was taken in 1923 inside Carlsbad Caverns National Park, New Mexico shows a wall in the chambers known as Shinav's Wigwam (from Shinav, a mythical deity of the Navajo Indians). The stalactites have grown together laterally to form a solid curtain-like mass. This photo was taken in 1923 inside Carlsbad Caverns National Park, New Mexico shows a wall in the chambers known as Shinav's Wigwam (from Shinav, a mythical deity of the Navajo Indians). The stalactites have grown together laterally to form a solid curtain-like mass. |