5 places updated January 29, 2013
5 places including The Willard InterContinental Washington D.C. Hotel, Holiday Inn Capitol, Holiday Inn Washington DC-Central/White House, Holiday Inn National Airport/Crystal City
5 places updated January 3, 2013
5 places including DoubleTree by Hilton, Residence Inn by Marriott Washington, DC/Foggy Bottom, DoubleTree by Hilton, DoubleTree by Hilton Hotel Baltimore BWI Airport