Schmalfelder Au
BW
Template: Infobox River / BILD_fehlt
The narrow Au River originates southwest of Bad Segeberg in Segeberger Forestry (Schleswig -Holstein) and is 15.4 km long. It is a source flow of Hudau / Bramau. The difference in height is 10 m.
In narrow field, built around 1850 stone bridge crosses the River King.