Interpretive sign at Site A, former Manhatten Project research facility, Red Gate Woods, Palos Park, Illinois.

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Size: 4592px × 3448px
Location: Red Gate Woods, Palos Township, IL, United States
Photo credit: © Todd Bannor / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: argonne, atom, atomic, atoms, bomb, chicago, cook, county, district, forest, history, illinois, laboratory, manhatten, national, nuclear, pile, preserve, project, reactor, signage, site, split, splitting, university, weapons