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Tour Information for USNO Washington DC

Updated 2017 May 12

Public tours of the U.S. Naval Observatory in Washington, DC, are available, but on a limited basis. They may be canceled at any time with little notice.  Please read the tour policy and admission procedure below.


We are currently not accepting new requests for tours.  All available spaces have been booked through August.  We will post the fall schedule in July.  Please check back for tour availability at that time.

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