7 Amazing Holes
... if you're expecting filth... you'll be disappointed! Looking at photos like these scares and fascinates me in equal doses. The sheer scale of these holes reminds us of how tiny we are! Mirny Diamond Mine, Siberia Pretty sure, most people have seen this one. It's an absolute beast and holds the title of being the largest open diamond mine in the world. At 525 metres deep and with a top diameter of 1200 metres, there's even a 'no-fly zone' above the hole due to a few helicopters being sucked in! The read arrow in the photo below is pointing to a huge truck! Kimberley Big Hole, South Africa Apparently the largest ever hand-dug excavation in the world, this 1097 metre-deep mine yielded over 3 tonnes of diamonds before being closed in 1914. Glory Hole - Monticello Dam A glory hole is used when a dam is at full capacity and water needs to be drained from the reservoir. This is the glory hole belonging to Monticello Dam in California and it is the largest in the w...