There are alot of great caves in the US but there is a hot debate over which one is better Mammoth Cave or Carlsbad Caverns.

One of the most notable sights at Carlsbad Cavern is the spectacle of the park’s 400,000 Brazilian free-tailed bats leaving the cave each night ... Lechuguilla Cave at Carlsbad Caverns is the deepest ...

Carlsbad Caverns is home to some of the most spectacular examples of underground geologic features found anywhere in the United States. Located in southeastern New Mexico, the park contains more than ...

A 750-foot elevator shaft takes visitors through the earth in Carlsbad Caverns National Park. Story and photos by Adrian HeddenEl Rito [email protected] A 752-foot ride into the ...