A small white building sits on a concrete pad in a valley surrounded by cliffs and sagebrush hills.
4 Hours

Los Alamos: Tour Behind the Fence

Manhattan Project National Historical Park

Take a tour behind the fence of the Los Alamos National Laboratory.

Los Alamos National Laboratory, in collaboration with the Department of Energy National Nuclear Security Administration Los Alamos Field Office and the National Park Service, offers public tours of significant Manhattan Project sites behind the fence. Find registration information and more details on the Los Alamos National Laboratory website. Tours are offered on select dates just a few times per year. Each tour lasts approximately four hours, with two tours offered per day and a maximum of 30 participants per tour.

Tags

Guided ToursNative American HeritageScience, Technology and InnovationWorld War IILos AlamosTour Behind the Fence

Visitor Photos

No visitor photos yet

Details

Duration

4 Hours

Fees Apply

No

Seasons

Spring, Fall

Time of Day

Day

Accessibility

Due to the nature and location of the tour, participants must be able to walk short distances, stand for 30 minutes, climb stairs, and traverse over uneven surfaces. One of the historic properties on the tour has stairs, so it is not wheelchair accessible. The stairs and uneven terrain could create hazards for participants with vision impairments. Contact the Los Alamos National Laboratory for more information.

Pets

No

Reservations

Yes — Reservations are distributed via a lottery system twice a year. For details and instructions, visit the Los Alamos National Laboratory website.

Age Info

Participants on tours must be at least 18 years of age and US citizens.

Location

Los Alamos National Laboratory

View on NPS.govBack to Manhattan Project

What visitors say

Reviews.

No reviews yet. Be the first to share your experience!