Virtual Tours

A large blocky reactor building photographed at sunset, with a large ventilation stack protruding from the upper right.
Explore the B Reactor and other Manhattan Project sites through virtual tours.


Want to explore top secret Manhattan Project facilities from the comfort of your own home? Enjoy virtual tours of the X-10 Graphite Reactor and Y-12's Pilot Plant in Oak Ridge. Explore Hanford's B Reactor and T Plant. Stay tuned for more virtual tours in the future including the “behind the fence” sites in Los Alamos.

 A large, blocky factory building at sunset.

Explore virtual tours of the Hanford site.

A small square concrete building in the desert.
Los Alamos

Explore virtual tours of Los Alamos.

A green office desk with dials and knobs along the walls.
Oak Ridge

Explore virtual tours of Oak Ridge.


Last updated: February 15, 2024

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Contact Info

Mailing Address:

Manhattan Project National Historical Park
c/o NPS Intermountain Regional Office
P.O. Box 25287

Denver, CO 80225-0287


Hanford: 509.376.1647
Los Alamos: 505.661.6277
Oak Ridge: 865.482.1942

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