As part of the Manhattan Project during World War II, facilities in Oak Ridge produced enriched uranium for the Little Boy atomic bomb dropped on Hiroshima, Japan on August 6, 1945. Start learning about the Manhattan Project by visiting our park visitor center in Oak Ridge. Then continue learning about the Manhattan Project as you explore museums, attend ranger programs, and visit the community gathering hubs of the Manhattan-Project era. Click on the categories below to explore your options.
Choose your Adventure
Last updated: December 20, 2023