Chute River in the 3.5 miles (6 kilometers ) between Lake Champlain and Lake George that was strategically important during the 18th-century colonial conflicts between Great Britain and France , and again to a lesser extent during the American Revolutionary War . http://en.wikipedia.org/wiki/Fort_Ticonderoga http://maps.google.com/maps?ll=43.84...389,-73.388056 --- The remains of the French Fort St.