Four months later, on Sept. 11, the Ticonderoga was part of the American fleet that defeated the British at the Battle of Plattsburgh on the lake's northern end. The U.S. victory stopped the redcoats from advancing farther into New York and ended their efforts to invade from the north. . The locations of several British and American shipwrecks from the Revolutionary War and War of 1812 have been found in the Great Lakes and Lake Champlain, but the Ticonderoga remains one of a handful of warships from those conflicts that's easily accessible to the public, Peckham said.