The Mir mine, also called the Mirny mine, is an open pit diamond mine located in Mirny, Sakha Republic, in the Siberian region of eastern Russia. The mine is 525 metres deep (1722.44 feet) and has a diameter of 1,200 m (3,900 ft) and is one of the largest excavated holes in the world. (Source: Wikipedia)
(Visited 16 times, 1 visits today)