Visit the James Lee Community Center, located at 2855 Annandale Road in Falls Church, from Oct. 9 to Dec. 31. See artifacts from Riverbend Park, spanning Paleoindian, Archaic and Woodland periods.

The DC Water and Sewer Authority's Potomac Interceptor sewer line at Manhole #31, approximately 400 feet (just more than a football field) from the Potomac River, and varying proximity to 18 private ...