Switzerland in the Roman era after which the area began to be occupied by Germanic peoples. The Swiss plateau, within the natural borders of the Alps to the South and East, Lake Geneva and the Rhône to the west and the Rhine to the north, was recognized as a contiguous territory by Julius Caesar. This area had been dominated by the La Tène culture since the 5th century BC, settled by a mostly Celtic population (Gauls), of which the Helvetii were the most numerous, but which also included the Rauraci in north-west Switzerland centered on Basel, and the Allobroges around Geneva. South of the Swiss
Chensagi River West mid-May, however, safe ice circulation is generally from mid-November to mid-April. The main hydrographic slopes near the Chensagi West River are: The Chensagi River originates at the mouth of a small unidentified lake (length: ; altitude: ). The mouth of this head lake is located at: From the mouth of the head lake, the "Chensagi River West" flows over according to the following segments: The "West Chensagi River" flows on the north bank of the Chensagi River which generally flows southwestward across Chensagi Lake to a bay in the northwest of Lake Maicasagi. The latter in turn flows Southwesterly through