Tag - sinkholes

10 Most Incredible Open-Pit Mines

Open-Pit Mines

Open-pit mining, open-cut mining or opencast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. The result of using this technique is a huge visible scar on the earth surface. Here is a list of 10 incredible such open-pit mines. 1. Mirny Mine, Russia Mirny Mine is an...

10 Most Amazing Sinkholes In The World

Amazing Sinkholes

A sinkhole is a natural depression or hole in the Earth’s surface which may have various causes. Sinkholes may vary in size from 1 to 600 m (3.3 to 2,000 ft) both in diameter and depth, and vary in form. Sinkholes may be formed gradually or suddenly, and are found worldwide. 1. Great Blue Hole, Belize The first sinkhole in the list, and by...

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