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The Deepest Mines in the World

Mponeng in South Africa reaches 4 km below the surface where rock temperatures hit 60C. TauTona goes 3.9 km deep. The journey to the face ta...

The Largest Open-Pit Mines on Earth

Bingham Canyon is 4 km wide and visible from space. The Mir Diamond Mine is 1.2 km in diameter. Chuquicamata stretches 4.3 km. These enormou...

How Ancient Civilizations Mined Without Technology

The Romans used hydraulic mining to collapse entire mountains at Las Medulas. Bronze Age miners at Great Orme used stone and bone tools. The...

Salt Mines Turned Into Underground Worlds

Wieliczka has salt chapels with crystal chandeliers. Turda has an underground Ferris wheel and boat lake. Hallstatt has been mined for 3,000...

Mines That Changed the Course of History

Cerro Ricos silver bankrolled the Spanish Empire. Lavrions silver built the Parthenon. The Witwatersrand produced 40% of all gold ever mined...