Gudbrandsdalslågen is a river located in Norway, flowing through the Gudbrandsdal valley. It originates from the Lake Lesjaskog and travels approximately 200 kilometers before emptying into the Lake Mjøsa. The river is known for its scenic beauty and is a popular destination for outdoor activities such as fishing and kayaking. The river plays a significant role in the local ecosystem and economy. It supports various wildlife and is vital for agriculture in the surrounding areas. Additionally, Gudbrandsdalslågen has historical importance, as it has been a key transportation route for centuries, connecting different regions of Norway.