Old Town Trolley Tours of Washington departs from any one of 19 stops. Tickets can be purchased at Union Station at 50 Massachusetts Ave. N.E. or at the Washington Welcome Center at 1001 E St. N.W. This 2-hour narrated tour passes most of Washington's major attractions, from Capitol Hill to Washington National Cathedral, and includes the Smithsonian museums, the White House and Arlington National Cemetery.
Passengers with a ticket can reboard for free on the trolleys, which pass designated stops at least every 30 minutes.
The nearest Metro stop varies depending on tour departure location.