Rust Nature Sanctuary - Wildlife sanctuary operated by the Audubon Naturalist Society. - http://www.rustmanorhouse.org/naturesanctuary.html
George C. Marshall International Center at Dodona Manor - Offers a visual model for teaching 20th century history from the perspective of Marshall's life in Leesburg. Includes a virtual tour, education information, newsletter and volunteer opportunities. - http://www.georgecmarshall.org/
Oatlands Plantation - Built in 1803, one of 19 national properties of the National Trust for Historic Preservation, open daily. Calendar of events, history, rates and directions. - http://www.oatlands.org/