This gold mine, at its peak, was one of the biggest mines in this African country and boasted of having the highest per capita earnings in the world. The mine was so successful that it helped ...

Johannesburg was discovered in 1886, following the discovery of the main Witwatersrand gold reef, which today houses the world's deepest mine. The Witwatersrand, known locally as the Rand and ...

About 2,000 feet under Lake Erie, 30 miles east of Cleveland in Fairport Harbor, Ohio, you'll find a vast site called the Morton Salt Mine. Since 1959, the Fairport Harbor Morton Salt Mine has ...

Driving by the mine above ground, you would never know that it's there. "Manufacturing equipment and detritus is pretty common in Cleveland, so I don't think people think too much into this ...