Lincoln Park - Capitol Hill Parks (U.S. National Park Service)

National Park Service in the DC area

American Tourism's Gallery of Shame: Sorry Tourists, We're Closed

NPS should turn over parks to D.C. government, report says

National Parks in Washington DC

Lincoln Statue With Kneeling Black Man Becomes Target of Protests

National Parks

The National Park Service — National-Parks-Quest

Emancipation Memorial - Wikipedia

United States/Public lands/National Park Service - OpenStreetMap Wiki

Top 7 Parks on Capitol Hill