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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.
Oak Ridge Visitor Center
Oak Ridge, TN produced the enriched uranium for the Little Boy atomic bomb dropped on Hiroshima, Japan on August 6, 1945. 
Join a Ranger Program
Join a Ranger Program for an enjoyable time with the whole family. 
Tour Behind the Fence in Oak Ridge
Register for a guided bus tour behind the fence in Oak Ridge, TN with the US Department of Energy. 
Explore Local Museums
Visit local museums to learn more about the people, places, and stories of the Manhattan Project. 
Have Fun with the Family
Find activities for the whole family to enjoy while learning about the Manhattan Project. 
Enjoy the Outdoors
Enjoy outdoor activities while learning about the Manhattan Project. |
Last updated: August 14, 2025