Very interesting post on massive holes around the world. Thanks Bob, enjoyed it.
These holes are not only amazing, but some are really terrifying! The sheer scale of these holes reminds you of just how tiny we are. Kimberley Big Hole - South Africa Apparently the largest ever hand-dug excavation in the world, this 1097 meter deep mine yielded over 3 tons of diamonds before being closed. Glory Hole - Monticello Dam, California A glory hole is used when a dam is at full capacity and water needs to be dr … Read More
via Boudica BPI Weblog
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