This cliff is a popular spot for visitors, but few people think about what’s beneath the surface. We decided to scuba dive below it to see what was hiding underwater. At first, it seemed like a normal ...

A new, record-breaking blue hole has been discovered in Chetumal Bay off the coast of Mexico’s Yucatán Peninsula, plunging deeper than any previously known blue hole on Earth. The Taam Ja’ Blue Hole, ...