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Public bus tours

The Public Bus Tour of the Department of Energy’s Oak Ridge facilities departs the American Museum of Science and Energy weekdays at 11:30 am, returning around 2:30 pm. The current tour season runs from March through November. Days of the week vary depending on the month.

More than 25,000 people from all 50 states have taken this tour since its inception in 1996. The tour makes stops at the New Hope Center’s Y-12 History Center museum at the Y-12 National Security Complex, the Spallation Neutron Source and historic Graphite Reactor at Oak Ridge National Laboratory, and drives around the former K-25 plant site located at the East Tennessee Technology Park. Tour guides provide historical narrative along with information about current scientific discoveries.

Visit to view the calendar and register online. The tour is open to U.S. citizens who are 10+ years old. Participants 18 years old or older must show current valid photo identification.

For more information and to register, please visit or call 865.576.3200.

Other tours

Guided general orientation and other customized tours are offered primarily for educational groups of 10 or more people who are interested in learning more about the history, current missions, and research and development at Oak Ridge National Laboratory. Advance registration is required. Some restrictions may apply. For more information about the tour programs, see the ORNL Tours website.

The U.S. Department of Energy’s American Museum of Science and Energy is located at 115 E. Main St. in Oak Ridge and is open Monday to Saturday from 9 a.m. to 5 p.m. and Sunday from 1 to 5 p.m. AMSE tells the story of the World War II Manhattan Project that created the Secret City of Oak Ridge and the science that followed. AMSE features interactive exhibits on science, fossil fuels, and alternative energy sources, and visitors participate in live demonstrations. For more information on AMSE admission, membership, exhibits, programs and classes, go to To schedule a group visit, call AMSE at 865-576-3200.