Huge open pit mine near Mirny, Russia, East Siberia 525 m deep, 1200 meters in diameter. The air zone within this mine is closed for helicopters – a few accidents occurred when they were “sucked in” by downward air flow…
Continue reading...Thursday, October 23, 2008
These holes are not only amazing, but some of them are really terrifying – The sheer scale Of these holes reminds you of just how tiny you are. These are Top 7 Biggest holes of this world dug or discovered till now. 1. Kimberley Big Hole – South Africa Apparently the largest ever hand-dug excavation [...]
Continue reading...
Thursday, October 23, 2008
0 Comments