Some of the Greatest Holes in Earth

The Great Blue Hole, Belize

The Great Blue Hole

By U.S. Geological Survey (USGS) [Public domain], via Wikimedia Commons

 

Diavik Diamond Mine

Diavik Diamond Mine

By User:Trevor MacInnis at en.wikipedia [Public domain], from Wikimedia Commons

Bingham Canyon copper mine
Bingham Canyon copper mine

Bingham Canyon copper mine

Mirny Diamond Mine

Mirny Diamond Mine

Mirny Diamond Mine Photo by DrJohnBullas

The Kimberley Diamond Mine, South Africa

The Kimberley Diamond Mine, South Africa

By Hein waschefort (Own work) [CC-BY-SA-3.0], via Wikimedia Commons

Chuquicamata Copper Mine, Chile

Chuquicamata copper mine chile

By Owen Cliffe (Taken from a flight between Santiago and Calama.) [GFDL or CC-BY-SA-3.0], via Wikimedia Commons


Monticello Dam, California, United States

Monticello Dam

By United States Bureau of Reclamation [Public domain or Public domain], via Wikimedia Commons

 

Guatemala Sinkhole

Guatemala Sinkhole

Guatemala Sinkhole, Photo by DrJohnBullas

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