The Giant Dome, largest stalagmite thus far discovered. It is 16 feet in diameter and estimated to be 60 million years old. 'Hall of Giants, Big Room,' Carlsbad Caverns National Park, New Mexico. (vertical orientation), 1933 - 1942
Size: 4429px × 5645px
Photo credit: © Tango Images / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: