Devil’s Den Prehistoric Spring is the kind of place that makes you wonder what else might be hiding beneath Florida’s surface, and whether we should be checking under more hills just to see what we ...

Float a crystal-clear lazy river at Ginnie Springs in Florida, where cool 72° water, tubing, snorkeling, and scenic nature ...

But once your vision adapts, you see this impossibly blue pool of water stretching out before you, surrounded by limestone ...

Archaeologists have found a prehistoric human skeleton deep inside a flooded cave system on Mexico’s Caribbean coast.

The annual competition draws thousands of entries from across the world and brings together images from below the water’s surface that show the diversity and challenges of subaquatic life ...