Largest known underwater cave on Earth discovered in Mexico; holds clues to Mayan civilization
A team of experts in Mexico has discovered two linked underwater caverns that are more than 4,000 years old and form the largest known such cave on earth.
FOX NEWS: Largest known underwater cave on Earth discovered in Mexico; holds clues to Mayan civilization
Largest known underwater cave on Earth discovered in Mexico; holds clues to Mayan civilization
A team of experts in Mexico has discovered two linked underwater caverns that are more than 4,000 years old and form the largest known such cave on earth.
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