Lake Geneva the lake is "Lacus Lemannus", dating from Roman times; "Lemannus" comes from Ancient Greek "Limenos Limne" (Λιμένος Λίμνη) meaning "port's lake"; it became "Lacus Lausonius", although this name was also used for a town or district on the lake, "Lacus Losanetes", and then the "Lac de Lausanne" in the Middle Ages. Following the rise of Geneva it became "Lac de Genève" (translated into English as "Lake Geneva"). In the 18th century, "Lac Léman" was revived in French and is the customary name in that language. In contemporary English, the name "Lake Geneva" is predominant. A note on pronunciation: Lake Geneva
Lake Geneva than in Geneva. In 563, according to the writings of Gregory of Tours and Marius Aventicensis, a tsunami wave swept along the lake, destroying the fort of Tauredunum and other settlements, and causing numerous deaths in Geneva. Simulations indicate that the Tauredunum event was most likely caused by a massive landslide near the Rhône delta, which caused a wave eight meters high to reach Geneva within 70 minutes. In 888 the town was part of the new Kingdom of Burgundy, and, with it, was absorbed into the Holy Roman Empire in 1033. In the late 1960s, pollution made it dangerous