The Fraser Preserve is owned and managed by the Nature Conservancy. The Nature Conservancy preserves properties of biological significance around the world. This property has a hardwood swamp and about 2.25 miles of hiking trails and is open to the public. See the Nature Conservancy website for information about visiting.
Here you can enjoy nature, presumably with a background of gunfire from the public shooting center. This park is located in Centerville, Virginia. There are hiking trails and lots of developed recreational facilities. There is also an entrance fee. http://www.nvrpa.org/bullrunpark.html