Morning Overview on MSN

World’s longest underwater cave system runs 524 km, dwarfing Grand Canyon

The world’s longest underwater cave system now stretches an astonishing 524 Kilometers, a hidden labyrinth that, in raw length, outstrips the Grand Canyon. Threaded beneath Mexico’s Yucatán Peninsula, ...
The Daily Galaxy on MSN

This hidden cave system in Mexico just reclaimed the title of the world’s longest, and it’s still growing!

Ox Bel Ha, located beneath Mexico’s Yucatán Peninsula, has officially reclaimed its title as the longest underwater cave system in the world, stretching an astonishing 524 kilometers. This submerged ...
Yahoo

Experts stunned by remarkable sighting inside world's largest cave: 'We see big groups'

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock A cave once known only to hunters and explorers is now helping to stabilize livelihoods for communities in ...
Times Union

The world's largest underwater cave has been discovered — and may hold ancient Mayan secrets

Divers in Mexico's Yucatan Peninsula say they have discovered the world's largest underwater cave. Underwater archaeologists discovered last week that the cave system known as Sac Actun, located near ...