World's Deepest Goldmine

QUEST

Friday 27 July 2018  08:00 - 09:00 (60 mins)
South Africa's Mponeng mine reaches 3,500km into the ground but its gold reserves are almost exhausted. Is it safe to bury even deeper into the earth?

World's Deepest Goldmine (QUEST) Friday 27 July 2018 08:00 - 09:00