Armstrong Mountain (Keene Valley, New York) Armstrong Mountain (Keene Valley, New York) Armstrong Mountain is a mountain located in Essex County, New York, named after Thomas Armstrong, a local pioneer. The mountain is part of the Great Range of the Adirondack Mountains. Armstrong Mtn. is flanked to the southwest by Gothics, and to the northeast by Upper Wolfjaw Mountain. Armstrong Mountain stands within the watershed of the East Branch of the Ausable River, which drains into Lake Champlain, thence into Canada's Richelieu River, the Saint Lawrence River, and into the Gulf of Saint Lawrence. The east side of Armstrong Mtn. drains into the East Branch 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