http:// www.greenbrier.com/HomePage-Sub-Pages/About-The-Greenbrier/History1950s - The U.S. government once again approaches The Greenbrier for assistance, this time in the construction of an Emergency Relocation Center, a bunker or bomb shelter, to be occupied by the U.S. Congress in case of war. The classified underground facility is built in conjunction with an above ground addition to the hotel, the West Virginia Wing. For thirty years the facility codenamed Project Greek Island is maintained at a constant state of operational readiness.