Pet-Friendly Historic Site in Arlington, Virginia

Description - The historic Congressional Cemetery in Washington, DC, is the best dog park in all of the area. Check out cemeterydogs.org for all the details.
Tony Ogden — 11.30.-1

Description - The US Capitol allows dogs. You can take a tour with your pooch, no problem, as long as he can go through the metal detector! Former Senator Bob Dole's dog, Leader used to frequent the Capitol.
— 11.30.-1