Assertion: wilderness's acre | /r/HasProperty | 6,880 km2
Facets:
Source sentences:
text: It protects over 921,000 acres (3,727 km2; 1,439 sq mi) of federally owned land within a 1,700,000 acres (6,880 km2; 2,656 sq mi) proclamation boundary that includes much of the Potomac Highlands Region and portions of 10 counties.