Elizabeth Hartwell Mason Neck National Wildlife Refuge

The refuge is part of the Potomac River National Wildlife Refuge Complex. It was established in 1969 to protect bald eagle nesting, feeding, and roosting habitat. Today, the 2,276-acre refuge encompasses approximately 2,000 acres of mature hardwood forest, the largest freshwater marsh in Northern Virginia, and nearly six miles of shoreline. The refuge supports a diversity of wildlife throughout the year.