Lützel (river)
The Lützel is a tributary of the Birs in Switzerland and France. It flows into the Birs near Laufen. For 12 km, it forms the border between Switzerland and France.
The Lützel is a tributary of the Birs in Switzerland and France. It flows into the Birs near Laufen. For 12 km, it forms the border between Switzerland and France.