The Gudbrandsdalslågen (or The Lågen) river flows through
Norway's
Gudbrandsdal valley.The Gudbrandsdalslågen begins in the lake
Lesjaskogsvatnet (or Lesjavatn), which lies in
Lesja municipality in
Oppland. The Lesjavatn is the only lake in Norway which has two outlets; they flow into two of Norway’s more famous rivers. In the southeast at
Lesjaverk village the lake serves as the headwaters for the Gudbrandsdalslågen, while in the northwest at
Lesjaskog village, Lesjavatn is the headwaters for the
Rauma river.
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