In the depths of the Hoyo Negro pit 180 feet below sea level, a diving team has successfully recovered the skulls, jaw bones, and other remains of two long-extinct Ice Age species.

Sistema Sac Actun, the world's largest underwater cave system, spans an impressive 215 miles. This subterranean network of tunnels and crystal-clear waterways is a geological masterpiece with ...

Near the beach resort of Tulum, the group found that the cave system known as Sac Actun, once measured at 263 km (163 miles), communicated with the 83 km- (52 km-) Dos Ojos system, the GAM said in ...

The Octonauts embark on an underwater adventure, navigating a set of challenging caves to help a small octopus friend return home to the Caribbean Sea. ABC iview Home Watch all your favourite ABC ...

‘Severance’ Season 2 Continues its Compelling, Brain Twisting Portrait of a Strange Corporate Netherworld.... ‘Wolf Man’ Starts Out with a Ferocious Bite and Ends with a Whimper. Director ...

The journey through Actun Tunichil Muknal (ATM) cave, or the "Cave of the Stone Sepulcher," is one so extraordinary that visitors talk about it for years afterward. Venturing into this "underworld ...

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