In 1971, the Soviets opened the Door to Hell, and 45 years later that door is still open. A natural gas field in Derweze, Turkmenistan, the Door to Hell is the site of a former Soviet oil operation that went wrong when a rig collapsed into a large crater with a diameter of 70 metres.

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In 1971, the Soviets opened the Door to Hell, and 45 years later that door is still open. A natural gas field in Derweze, Turkmenistan, the Door to Hell is the site of a former Soviet oil operation that went wrong when a rig collapsed into a large crater with a diameter of 70 metres.