Explore the Blue: 360° Mallows Ghost Fleet

Your 14th National Marine Sanctuary lies just 40 miles south of our nation's capital.

Mallows Bay-Potomac River National Marine Sanctuary protects and interprets the remnants of more than 100 World War I-era wooden steamships – known as the "Ghost Fleet". The best way to see this national treasure is by kayak but check out today's new Sanctuaries 360 video and explore the Ghost Fleet without ever getting your feet wet!