The Anacostia Trails Heritage Area (ATHA) is one of 13 Heritage Areas certified by the State of Maryland under the Maryland Heritage Areas Authority. Established in 1997, the organization seeks to preserve over 100 square miles of Northern Prince George's County - bordered by Washington, D.C. to the south, Montgomery County to the West, Howard and Anne Arundel County to the North and Anne Arundel County to the East. ATHA is dedicated to preserving, renovating, enhancing,and publicizing the rich history, vibrant cultural activities, and beautiful natural recreation sites within the area.