Δείτε τις 10 μεγαλύτερες τρύπες που υπάρχουν στη ΓΗ !(photos)

Mirny Diamond Mine of Siberia

Great Blue Hole – Belize

Burning Gates of Turkmenistan

Kimberley Big Hole - South Africa

Bingham Canyon Mine – Utah

Glory Hole in Monticello Dam California

Diavik Diamond Mine – Canada

Guatemala Sinkhole

Chuquicamata Copper Mine – Chile

Udachnaya Pipe – Russia