It reminds me of the US congressional escape bunker under the Greenbrier hotel in West Virginia. I wonder how many other such facilities are still secret today.

It reminds me of the US congressional escape bunker under the Greenbrier hotel in West Virginia. I wonder how many other such facilities are still secret today. [1] https://www.npr.org/2011/03/26/134379296/the-secret-bunker-congress-never-used https://www.npr.org/2011/03/26/134379296/the-secret-bunker-c...