Kapfenberg ([ˈkapfənbɛʁk]), with 22,182 inhabitants in 2023, is the third largest city inStyria,Austria, and lies in the valley of theMürz near the town ofBruck an der Mur. The town's landmark isBurg Oberkapfenberg. Every year in June, the Ritterfest ("knights' festival") takes place at the castle, which is one of the largest events of its kind in Austria.
Kapfenberg is located around 43 kilometres north of theStyrian capitalGraz and around 117 kilometres southwest of the Austrian capitalVienna.
The town lies between the Mürztaler Alps andFischbach Alps. The highest point is the Floning at 1583 metres above sea level, the lowest point at 483 metres above sea level is theMürz on the municipal border with Bruck an der Mur, which flows into theMur around 1.2 kilometres downstream.
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