Sinkholes form when heavy rainfall or water infiltration causes underground geological materials like porous pumice to liquefy and collapse, creating large cavities that can suddenly swallow structures above ground; this phenomenon occurs in regions with volcanic ash deposits such as Guatemala City, Florida, Mexico, and parts of China.
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The Sinking Reason Your Sinkholes Steal Towns From You #ShortsAdded:
On May 30th, 2010, a perfectly circular sinkhole 60 ft wide and 300 ft deep opened in Guatemala City and swallowed a three-story garment factory in under 10 seconds.
No one heard cracking.
The ground simply ceased to exist.
Geologists later confirmed the city sits on hundreds of feet of pumice, volcanic ash so porous it behaves like a sponge.
Tropical Storm Agatha had dumped record rains days earlier and a ruptured storm water pipe quietly liquefied the pumice from below for weeks.
Subscribe. Tomorrow's one is even more surprising.
By the time the surface failed, a cathedral-sized cavity already existed directly under the building.
Florida, Mexico, and parts of China sit on similar
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