Dyatlov Pass: The Mountain of the Dead Mystery | Sleep Story

Sleepless History: Sleep Documentaries · Mar 18, 2026 · 1h 48m

Drift off to the complete story of the Dyatlov Pass Incident — one of the most compelling unsolved mysteries of the 20th century. In February 1959, nine experienced Soviet hikers died on a remote Ural mountain slope. Their tent had been ripped open from the inside. They fled into -30°C temperatures without shoes. The official cause of death: 'unknown compelling force.'

Covered: The team's background and the hiking expedition, the discovery of the tent and bodies, the investigation findings, the major theories (avalanche, Kholat Syakhl folklore, infrasound, military testing, Mansi…