Lake Geneva is divided into three parts because of its different forms of formation (sedimentation, tectonic folding, glacial erosion): According to the Swiss Federal Office of Topography, swisstopo, "Lac de Genève" designates that part of the "Petit Lac", which lies within the cantonal borders of Geneva (excluding the cantonal exclave Céligny), so about from Versoix–Hermance to the Rhône outflow in Geneva. The Chablais Alps border is its southern shore, the western Bernese Alps lie over its eastern side. The high summits of Grand Combin and Mont Blanc are visible from some places. Compagnie Générale de Navigation sur le lac Léman (CGN) operates
Birch River (West Virginia) Birch River (West Virginia) The Birch River is a tributary of the Elk River in rural central West Virginia in the United States, on the unglaciated Allegheny Plateau. It rises near the town of Cowen in western Webster County, and flows generally WNW through northern Nicholas County and southern Braxton County, where it joins the Elk. Tributes are Millcreek, Polemic Creek, and Skyles creek. The river most likely was named after birch trees lining its banks. The Little Birch River is a tributary of the Birch. It rises in western Webster County and flows generally westward through southern Braxton County.