One of the Largest Hand-Dug Excavations on Earth

Dug from 1871 to 1914 to about 240 m deep, it yielded around 2,700 kg of diamonds. Location: Kimberley, Northern Cape. Key figure: 240 m dug depth. Part of the One State One Record (South Africa) campaign. Reference record compiled from public sources; not certified by The Book of World Records. Source: https://en.wikipedia.org/wiki/Big_Hole