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
History of Geneva reforms. However France, Bern and Savoy sent a military force to Geneva, causing the leading revolutionaries to flee to nearby Neuchâtel (then under Prussia), saying they would refound Geneva elsewhere along with industrious fellow-citizens. The invaders imposed a new constitution on Geneva entrenching the aristocracy. This caused many Genevans to emigrate and try to build a new Geneva at, for example, Waterford, Cologne or Brussels. Many radical émigrés went on to do great things, such as participating in the French Revolution (1789–1799). During the French Revolution period, aristocratic and democratic factions again contended for control of Geneva. In 1798, however,