Here are some facts about Mason Neck to help you better enjoy your Fairfax County vacation. Drive out on the Mason Neck peninsula of Fairfax County and you'll be transported to another world. Get to know one of America's Founding Fathers, George Mason. His home, Gunston Hall, tells the story of Mason's brilliant vision for America as he put forth his thoughts on how a young nation should move forward. Aside from the breathtaking history found here, nature lovers will also feel the call of majestic Mason Neck State Park and Pohick Bay Regional Park with their premier access to the waterways surrounding the mighty Potomac River and their highly regarded camping facilities. Be on the lookout for our nation's symbol, the Bald Eagle, as they like to nest in this area. In fact, the Elizabeth Hartwell Mason Neck Wildlife Refuge, located here, was the country's first refuge dedicated to the preservation of the bald eagle.