_{Home to what was once the largest seaport on the East Coast, in Historic Port Tobacco, some of the signers of the Declaration of Independence lived or passed through here. Founded in 1641, St. Ignatius is the oldest Catholic Parishes in continuous service in the United States. The story of John Wilkes Booth Escape crosses through the county, you too can "Chase Lincoln's Assassin" traveling the scenic back roads of the county. Kayak the Ghost Fleet of Civil War and World War I ships at the newly designated Potomac River National Marine Sanctuary of Mallows Bay. Uncover the stories of the Underground Railroad and discover how Charles County is helping to shape Maryland as the most powerful Underground Railroad storytelling destination in the world.}