Δείτε τις φωτογραφίες...
Chuquicamata copper mine Chile
Udachnaya Pipe Diamond Mine Russia
Guatemala Sink Hole
The Diavik Diamond Mine, Canada
The Mirny Diamond Mine Russia
The Great blue holes Belize
The Bingham Canyon Mine
Monticello Dam Circular Valve
The Kimberly diamond mine South Africa
Darvaza Turkmenistan
