The Mponeng Gold Mine in South Africa holds the title of the world’s deepest gold mine, where miners descend nearly 4 kilometers underground, a journey that takes around three hours. At such extreme depths, rock temperatures can reach a scorching 150°C, creating one of the most challenging working environments on Earth. Producing over 8,000 kilograms of gold annually by processing 5,400 tons of rock, Mponeng contributes roughly 16% of the world’s gold supply but for the miners, every shift comes