Bingham Canyon Mine is the largest open-pit mine is the world, providing mostly copper. It has been in production since 1906, and has resulted in the creation of a pit over 0.97 km deep, and covering 770 hectares. It was designated a US National Historic Landmark in 1966.
Name: Bingham Canyon Mine
Lat, Long: 40.523,-112.151
Location: Herriman, Utah, USA