Built 60 meters underground into a bed of limestone, this declassified (NATO Cosmic Top Secret) nuclear bunker from the Cold War was meant to house the Danish monarch and government as a last bastion of democracy in the event of a nuclear apocalypse. The bunker is hidden deep in the Rold Forest in northern Jutland, hundreds of miles from Copenhagen. Its existence was kept a secret for many decades, and only revealed to the public in 2012. It opened as a museum in February 2023. Construction started on REGAN Vest in…
