Tour the ancient city of Caracol. generacionx/Getty Images One of the largest Maya sites in Belize, this ancient ... coral encircling a huge underwater sinkhole. It’s home to colorful fish ...

This massive underwater sinkhole, over 1,000 feet in diameter ... glow of bioluminescent organisms in the waters of Belize.

It is Belize’s longest and most outstanding “River of Caves” cave tubing float. The tour is more than seven ... Hole is an almost perfectly circular sinkhole and is a must for divers.

Dive tours last about 25 minutes ... atmosphere and geological importance make any encounter special. The Belize sinkhole ...

From above, this almost perfectly circular underwater sinkhole is a deep, dark bullseye amidst the electric blue waters and brilliant white sand bars that line the coast of Belize. Since renowned ...

Following is a transcript of the video. Narrator: There's a massive underwater sinkhole off the coast of Belize that extends 125 meters into the Earth's crust. It's called the Great Blue Hole.

The Great Blue Hole is a giant marine sinkhole in the Caribbean off the coast of Belize that has left tourists and scientists awe-struck. Stretching 318 meters (about 1043 feet) across and 124 ...

According to Travel Belize, the country’s Great Blue Hole is a massive marine sinkhole that “is circular in shape and roughly 1,000 feet across (300 meters) and over 400 feet deep (120 meters).” ...

Located about three hours by boat off Ambergris Caye, the Great Blue Hole is a ring of coral encircling a huge underwater sinkhole ... tour companies, cave tubing is a visitor favorite in Belize.

A team of scientists – including Virgin billionaire Richard Branson – has returned from a groundbreaking mission to the bottom of Belize’s ... world’s largest sinkhole, measuring an ...