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
White River (Green River tributary) White River (Green River tributary) White River is a river, approximately long, in the U.S. states of Colorado and Utah and is a tributary of the Green River (which flows into the Colorado River). The river rises in two forks in northwestern Colorado in northeastern Garfield County in the Flat Tops Wilderness Area in the White River National Forest. The North Fork rises in Wall Lake, and flows northwest, then southwest. The South Fork rises ten miles south of the north, flows southwest, then northwest, past Spring Cave. The two forks join near Buford in eastern Rio Blanco County, forming