Indy 100 on MSN6mon
Two 'Gates of Hell' sinkholes in Siberia have widened at the same timeIt comes after a study found that a permafrost 'megaslump' in Siberia that's known itself as the 'gate to hell' is expanding ...
Daily Wrap on MSN7mon
Unveiling the Earth's enigmatic "gates to hell" hotspotsThe most recent example is the Siberian "gate to hell," a disturbing anomaly in Russia that makes its presence strongly felt.
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