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: 04/19/202506/19/202508/04/2025Show more datesHide these dates09/27/202511/11/2025Time: See website for details. Black Dot Cultural Center For the Culture Festival J.R. Crickets McDonough Organization: William Root House Museum and GardenLocation: 145 Denmead St NEMarietta, GA, 30060United StatesSee map: Google MapsPhone:(770) 426-4982 Juneteenth Celebration - William Root House Museum and GardenDates: 06/19/2025Time: 10 am - 4 pm Pop of Culture Service to Humanity, Inc The JOY FM Visit Acworth