All United States citizens must make reservations one week prior to tour date. Groups and individuals are welcome on the 90-minute tour. Students or other youth groups must have one supervising adult per five children. We cannot accommodate groups larger than 65.
Children accompanied by adults are welcome at any age.
Each tour begins with a film about our facility. The walking portion of the tour is within a controlled-access area. The tour group must remain together at all times and follow guidelines set by the tour escort. For security reasons, bags are not allowed on the tour. Restrooms are available for your use prior to tour sign-in in building 4825.