The Great Stalacpipe Organ spans 3.5 acres of the cave and is considered the world's largest musical instrument. The name is a combination of the words stalactite and pipe organ but in actuality ...

The Portees marvel at the thousands of stalactites and stalagmites adorning the caverns and are mesmerized by the tones of the Great Stalacpipe Organ. The visit ends at Dream Lake, a reflecting ...

Colossal Cave Mountain Park is ranked #19 out of 20 things to do in Tucson. See pictures and our review of Colossal Cave Mountain Park. ... and geological wonders like stalactites and stalagmites.

Discovered in 1892, Lewis and Clark Caverns were dedicated as Montana’s first state park in 1941. The famous explorers never saw the caverns but the area does overlook about 50 ...

The largest accessible cave in the world is hidden below the Guadalupe Mountains in New Mexico, near the Texas border, where ...

A team of experts from Kim Il Sung University, Kim Chaek University of Technology, the National Authority for the Protection ...