Organization: National Park ServiceLocation: 1849 C St NWWashington, DC, 20240United StatesSee map: Google MapsPhone:202-208-6843 2025 Free Entrance Days in the National ParksDates: 01/20/202504/19/202506/19/2025Show more datesHide these dates08/04/202509/27/202511/11/2025Time: See website for details. Organization: Dilworth ParkLocation: 1 S 15th Street West Side of City HallPhiladelphia, PA, 19106United StatesSee map: Google MapsPhone:215.440.5500 Free in February - at Dilworth ParkDates: 02/03/202502/04/202502/10/2025Show more datesHide these dates02/11/202502/17/202502/18/202502/24/202502/25/2025Time: 3:30 pm - 9 pm
