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Unexpected dry mass movement is shown on the picture, in Germany. Two houses and their residents have disappeared in the hollow crater.

Two homes plunge over cliff into old mineshaft during a landslide.

Mirny Mine is a former open pit diamond mine, now inactive, located in Mirny, Eastern Siberia, Russia. The mine is 525 meters deep and has a diameter of 1,200m, and is the second largest excavated hole in the world. The airspace above the mine is closed for helicopters because of incidents in which they were sucked in by the downward air flow.    In 2010, A proposal was made to create a city within the crater which houses up to 100,000 people.

Mirny Mine is a former open pit diamond mine, now inactive, located in Mirny…

Tropical Storm Debby created havoc in Florida, June 2012. Beside wind and flooding, many sink holes appeared.

Tropical Storm Debby created havoc in Florida, June Beside wind and flooding, many sink holes appeared.

new sinkhole draining a lake formed from an old sinkhole - Live Oak, Florida

Tropical Storm Debby created havoc in Florida, June Beside wind and flooding, many sink holes appeared.

Sinkholes are scary.

The Most Terrifying Sinkhole Pictures You've Ever Seen

Fire Mountains, Lanzarote - Spain

30+ Unbelievable Places That Look Like They’re From Another Planet

Montañas del Fuego, the Fiery Mtns. In on Lazarote, one of the 7 larger islands of the Canary Islands, rising magma poured out of the subterranean cleft, breaking the Earth's crust in many places and in this way forming a range of craters existing today

This sink hole occurred in Russia, as part of a coal mine collapsed.,,,,this should be telling us something ,,,,coal,,,oil,,,fracking,,,

This sink hole occurred in Russia, as part of a coal mine collapsed.

Investigating the mystery behind Minnesota's Devil's Kettle Falls

The Devil’s Kettle sinkhole swallows half a river and no one has any idea where it goes. Brule River, The Judge Magney State Park, Minnesota, USA

长沙宁乡县出现约20米大坑 可吞两货车(图)  2013年05月22日 09:22 #Sinkhole depth of 20 meters opened in Ningxiang, Changsha, Hunan, #China

Sinkhole depth of 20 meters opened in Ningxiang, Changsha, Hunan, China