An area of white gypsum salt flats in central New Mexico, designated a national monument in 1933. It is surrounded by a large missile-testing range, which, in 1945, was the site of the detonation of the first nuclear weapon.
An area of white gypsum salt flats in central New Mexico, designated a national monument in 1933. It is surrounded by a large missile-testing range, which, in 1945, was the site of the detonation of the first nuclear weapon.