“We Didn’t Know What It Was at First.” Buried Beneath Arctic Ice, a Secretive Underground Military Base Emerges in New Radar Images

Also known as the “city under the ice,” this forgotten Cold War relic consists of a network of tunnels hewn into the near-surface portions of the ice sheet. Today, the remnants of the secretive base lay hidden beneath close to 100 feet of snow and ice that have continued to accumulate since it was decommissioned.

https://thedebrief.org/we-didnt-know-what-it-was-at-first-buried-beneath-arctic-ice-a-secretive-underground-military-base-emerges-in-new-radar-images/

How does an organization lose a compound?