Bradbury Science Museum

The Bradbury Science Museum is the chief public facility of Los Alamos National Laboratory, located at 1350 Central Avenue in Los Alamos, New Mexico, in the United States. It was founded in 1953, and was named for the Laboratory's second director, Norris E. Bradbury. Among the museum's early exhibits, artifacts and documents from World War II Manhattan Project were displayed upon declassification. Other exhibits include full-size models of the Little Boy and Fat Man atomic bombs. Admission is free.

Source: Wikipedia