In pictures: Mexico's World biggest flooded cave
January 17, 2018 | 4:25 PM
by Reuters
A scuba diver measures the length of Sac Aktun underwater cave system as part of the Gran Acuifero Maya Project near Tulum, in Quintana Roo state, Mexico on January 24, 2014. Photo - Herbert Mayrl/Courtesy Gran Acuifero Maya Project (GAM)/Handout via Reuters

A group of divers has connected two underwater caverns in eastern Mexico to reveal what is believed to be the biggest flooded cave on the planet, a discovery that could help shed new light on the ancient Maya civilization. The Gran Acuifero Maya (GAM), a project dedicated to the study and preservation of the subterranean waters of the Yucatan peninsula, said the 347-km (216-mile) cave was identified after months of exploring a maze of underwater channels.

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