Valcour Bay

Valcour Bay is a strait between Valcour Island and the west side of Lake Champlain, four miles south of Plattsburgh, New York. It was the site of the Battle of Valcour Island during the American Revolutionary War. It was declared a National Historic Landmark in 1961. Valcour Bay is located in the Towns of Peru and Plattsburgh, both in Clinton County, New York.

The USS Philadelphia, which was sunk during the battle, was raised in 1935 and is on display at the Smithsonian Institution in Washington, D.C. It was also declared a National Historic Landmark in 1961.