Cavernous opening completely encased in Karst limestone.

You may get stranded and everyone's peeing in the water, but at least there's cocktails!

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

Nature took her revenge on the "Wickedest City in the World."

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

One of just five sand-floor Jewish synagogues in the world.