The Cool Down on MSN

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

The cave features chambers wider than airplane hangars and skylights that support underground forests Experts stunned by ...
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The World's Largest Cave Has Its Own Climate System With Jungles, Rivers, and Clouds—and This Is the Only Way You Can See It

Highlights of the five-night trip include seeing the cave’s own rainforest and a calcite wall called the Great Wall of Vietnam. Vietnam is home to the world's largest cave. It's so vast that it has ...
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 ...
AOL

World's Largest Spider Web, Home to 110,000 Arachnids, Found in Underwater Cave

The world's largest spider web has been discovered in an underwater cave on the border of Greece and Albania in Europe The web spans an areas of 1,076.4 square feet The web houses a colony of ...