Vääksy is a village and seat of the municipality of Asikkala in southern Finland. It is located on an isthmus between Päijänne and Vesijärvi, about north of Lahti.
The Vääksy canal,[1] Vesijärven kanava, is located in Vääksy. Its length is 1,315 m and the height difference is 3.10±0.25 metres. Nowadays it is the most popular freshwater canal in Finland.
The canal was built during the great hunger years in 1869-71 and completed in 1903–06.[2]