What is Birs?
[[Image:Birs laufen.jpg|thumb|The Birs in [[Laufen, Switzerland|Laufen]]]]The '''Birs''' ({{lang-fr|Birse}}) is a {{convert|73|km|mi|adj=on}} long river in [[Switzerland]] that flows through the [[Jura mountains|Jura]] region. The river ends when it joins the [[Rhine River|Rhine]] between [[Basel]] and [[Birsfelden]]. It is the most important river of the Swiss Jura. {{Commonscat}} [[Category:Rivers of Switzerland]] [[Category:Canton of Jura]] [[Category:Canton of Bern]] [[Category:Canton of Solothurn]] {{multistub|geo|Switzerland}}