Captain John Smith Chesapeake National Historic Trail, Glenn Martin National Wildlife Refuge

The Captain John Smith Chesapeake National Historic Trail is a series of water routes in the United States extending approximately 3,000 miles along the Chesapeake Bay, the nation's largest estuary, and its tributaries in Virginia, Maryland, Delaware, and in the District of Columbia. The historic routes trace the 1607–1609 voyages of Captain John Smith to chart the land and waterways of the Chesapeake. Along with the Star-Spangled Banner National Historic Trail, it is one of two water trails designated as National Historic Trails. ()