Lawrence Livermore National Laboratory, California
The door of Lawrence Livermore National Laboratory in California, USA, 1979. The door was 8ft(2.4m) thick, nearly 12ft (3.7m) wide and weighed 97,000lbs(44000kg)
The door of Lawrence Livermore National Laboratory in California, USA, 1979. The door was 8ft(2.4m) thick, nearly 12ft (3.7m) wide and weighed 97,000lbs(44000kg)