10 World's Biggest And Most Amazing Holes

 

Monticello-Dam, More after the break...

 

big-hole-kimberley

 

big-hole-udachnaya-pipe

 

Bingham-Canyon-Mine

 

chuquicamata-copper-mine-chile

 

Darvaza-Gas-Crater

 

Diavik-Mine

 

Great-Blue-Hole

 

guatemala-sink-hole

 

Mirny-Diamond-Mine