Alaska is known for brutal winters — but this record is almost unbelievable. On January 23, 1971, temperatures in Prospect Creek, Alaska, plunged to –80°F, the coldest temperature ever recorded in the United States. Far from the ocean, under clear skies and long winter darkness, Arctic air became trapped, allowing heat to escape straight into space. At these temperatures, metal turns brittle, breath freezes midair, and survival itself becomes a challenge. In Alaska, cold isn’t just weather… it’s