Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

A massive underwater sinkhole made famous by Jacques Cousteau.

One Costa Rican island is so beset by illegal shark poachers that the local rangers have built an entire bridge with their confiscated gear .

Remote Honduran Islands with a colorful history.

The youngest volcano in Central America.

Right angles in the forests of Panama.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

Reportedly 1,400 years old, this may be the first of the Fiji Mermaids.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.