The Aare is the longest river lying entirely within Switzerland. Between Biel and Solothurn, it offers perfect conditions for canoeists.
The Jura waters correction is a unique heritage of human creativity. The Nidau Castle Museum, opened in October 2004, aims to heighten this awareness.
In the Centre Müller Machine Museum, more than 150 machines dating from the years 1880 to 1940 are on display in reconstructed workshops from the early 20th century.