Trip Ideas in Washington DC Share This: Filter By Type Attractions & Family Fun Outdoors & Nature Tours & Trails Shopping (-) History & Culture (-) City Adventures (-) Wine & Cuisine Reset Filters Washington, DC Itinerary: 4 Days Visit the Smithsonian's National Air and Space Museum Washington, DC Walking Tours & Trails National Parks and Nature Areas in Washington, DC Thrill Seekers: Washington, DC Adventure Holidays Washington, DC History