Sinkholes: Swallowed Alive

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Sinkholes: Swallowed Alive
National Geographic  |  August 29, 2016

Massive sinkholes devour whole city blocks with no warning. People are almost buried alive. It's not just the stuff of horror movies - it can happen anywhere to anyone.

Massive sinkholes devour whole city blocks with no warning. People are almost buried alive. It's not just the stuff of horror movies - it can happen anywhere to anyone.

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