Black Mountain (Washington County, New York) Black Mountain (Washington County, New York) Black Mountain is a mountain located in Washington County, New York, of which its peak is the highest point. Isolated from the rest of the Adirondack Mountains by Lake George, Black Mtn. has the seventh highest topographic prominence of all the mountains in New York. Black Mountain stands within the watershed of Lake Champlain, thence into Canada's Richelieu River, the Saint Lawrence River, and into the Gulf of Saint Lawrence. The northwest and south sides of Black Mtn. drain into Lake George, thence into La Chute River, and Lake Champlain. The northeast side of
Samuel de Champlain growth of New France in the St. Lawrence River valley until his death in 1635. Champlain is memorialized as the "Father of New France" and "Father of Acadia", and many places, streets, and structures in northeastern North America bear his name, or have monuments established in his memory. The most notable of these is Lake Champlain, which straddles the border between northern New York and Vermont, extending slightly across the border into Canada. In 1609 he led an expedition up the Richelieu River and explored a long, narrow lake situated between the Green Mountains of present-day Vermont and the Adirondack