Ranger in Your Pocket

Ranger in Your Pocket

Welcome to "Ranger in Your Pocket," with virtual tours of Manhattan Project sites! Each tour features audio/visual vignettes drawn from interviews with Manhattan Project veterans and their families. Use your smartphone or tablet to take a self-guided tour while visiting Hanford's B Reactor or Bathtub Row at Los Alamos, or take a tour from the comfort of your home.
Active Tours

New Mexico Tours

The Hans Bethe House today

Master Cottage Number One has had many residents since it was built in 1931, including physicists Edwin McMillan and Hans Bethe and chemist Max Roy. Today it is the Harold Agnew Cold War Gallery of the Los Alamos Historical Society.

Los Alamos, NM was the site of the Manhattan Project weapons laboratory. This "beta" tour features several important Manhattan Project sites, including Fuller Lodge and historic homes on Bathtub Row. More coming soon!

Hanford Tours

The control room of the B Reactor

This program provides information about the science, engineering, and technology of Hanford's B Reactor.

B Reactor

Take a tour of Hanford's B Reactor, the world's first full-scale plutonium production reactor.

Ferry captain at Hanford, 1938

In the 19th and early 20th century, Hanford, WA was home to Native American tribes and frontier farmers. 

The majestic Columbia River

Learn about life at Hanford. Workers and their families who relocated to Hanford for Manhattan Project work found a dusty desert, but also built a vibrant and close-knit community.

Chicago Tours

Chicago Pile-1 reunion, December 2, 1946. Photo courtesy of the University of Chicago Photographic Archive, [apf3-00232], Special Collections Research Center, University of Chicago Library.

One of the most important branches of the Manhattan Project was the Metallurgical Laboratory, or "Met Lab," at the University of Chicago.

Manhattan Project Innovations

The MANIAC I, an early computer, at Los Alamos in 1952

In addition to being the weapons laboratory for the Manhattan Project, Los Alamos has developed technological innovations that continue to influence our world today.

Norris Bradbury with the "Gadget" on top of the Trinity test tower

This tour highlights some of the scientific and engineering innovations to come out of the Manhattan Project, including radiation detection instruments, plutonium production methods, and much more.

Coming Soon

Manhattan Project Sites & Themes

Calutron girls at Oak Ridge's Y-12 Plant

This tour will travel to the uranium enrichment factories and the pilot plutonium production reactor plant. In addition, the tour will cover "life in the secret city."

Manhattan Project spy Klaus Fuchs

This tour will focus on spies during the Manhattan Project and the Alsos Mission in Europe, in which soldiers and scientists raced to determine how far Nazi Germany was in its quest for the bomb.

Support our efforts

Manhattan Project site posters