Lys (Dora Baltea)

Lys
Location
CountryItaly
Physical characteristics
Source 
 • locationMonte Rosa
 • coordinates45°53′00″N 7°48′40″E / 45.88333°N 7.81111°E / 45.88333; 7.81111
 • elevation2,500 m (8,200 ft)
MouthDora Baltea
 • coordinates
45°35′24″N 7°47′33″E / 45.5900°N 7.7925°E / 45.5900; 7.7925
Length40 km (25 mi)
Basin features
ProgressionDora BalteaPoAdriatic Sea

The Lys (Walser German: Liisu or Lyesu) is a small 40 kilometres (25 mi) river (classified as a torrente).