What the Soviets Found at 12,262 Meters Will Shock You 🕳️🇷🇺 | The Kola Superdeep Borehole Mystery

At over 12,000 meters deep, the Kola Superdeep Borehole remains the deepest hole ever drilled into Earth’s crust. But what did the Soviets really find down there? From bizarre geological discoveries to chilling legends of “sounds from hell,” this video explores the facts, the myths, and the mystery surrounding one of the strangest scientific projects in history.