Cueva Clara is a magical underground cavern open to the public for walking audio tours. Some of the many features of the cave are stalactites, stalagmites, a sinkhole, and a river running underground.
Update June 2023: This site has reopened, but is damaged from Hurricane Maria and Hurricane Fiona. This site is not handicap or stroller friendly. Bring a headlamp and grippy shoes.
May 15, 2019
Israel
This amazing ancient cave was kept secret for seven years to protect it from the public.
Mialet, France
This army of concretions is an unexplained geological phenomenon unlike anything else in the world.
Kansas City, Missouri
The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.
Logan, Ohio
Rare recess caves fill this unbelievably beautiful Ohio park.
Old Station, California
Sunset-colored dunes of volcanic ash make taking a poor photo impossible.
Pembroke, Wales
A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.
Laos
A boat ride through utter darkness, lit only by headlamps, reveals an emerald green pool locals believe is sacred.
Puerto Río Tranquilo, Chile
Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.
