Arve Arve The river Arve () flows for approximately 100 km (62 miles) through France, in the "département" of Haute-Savoie, and (for a few kilometers) in Switzerland. It is a left tributary of the Rhône. Rising in the northern side of the Mont Blanc massif in the Alps, close to the Swiss border, it receives water from the many glaciers of the Chamonix valley (mainly the Mer de Glace) before flowing north-west into the Rhône on the west side of Geneva, where its much higher level of silt brings forth a striking contrast between the two rivers. The Arve flows through
Périgny River River, Lake Waswanipi; The Périgny River rises from a forest stream near Highway 1018 (North-South direction) at the foot of the Waswanipi Hills, at: From its source, the "Périgny River" flows on according to the following segments: The Périgny River flows into a river bend on the south shore of the [O'Sullivan River], which generally flows northward to the south shore of Lake Waswanipi. From this mouth, the current flows north on the Lake Waswanipi to its mouth. From there, the current flows first north through the Waswanipi River, then west to the east shore of Goéland Lake (Waswanipi River).