Gelgia
The Gelgia is a river in canton of Graubünden, Switzerland. Its origin is north of the Julier Pass. It origins below the Piz d'Agnel in the valley of the same name, Val d'Agnel, flows south for 4 km and then turns west just about 900 m below the Julier Pass for about 5 km, where it turns finally north to run through the valley Surses, defined by the river. The first village it traverses is Bivio before it enters the artificial reservoir Lai da Marmorera. Later it also traverses the hamlet Mulegns, and the villages Rona, Tinizong, Savognin, and Cunter. The Geglia finally empties into the Albula in the village of Tiefencastel.