Case file · Secret facility (alleged)
The Greenbrier bunker (Project Greek Island)
A secret Cold War fallout shelter for the entire US Congress, built from 1958 to 1961 under the West Virginia wing of the Greenbrier resort and kept ready for three decades.
1961 CE · 37.79, -80.31 · status: official
The account
Its existence stayed secret until The Washington Post revealed it in 1992, after which it was decommissioned. It is now open for tours.