Altenbeken is situated in the Eggegebirge, approx. 15 kilometres (9.3 miles) northeast of Paderborn. To the west of the town is the Altenbeken Viaduct, a railway bridge that spans the Beke valley.
Division of the municipality
Altenbeken consists of the following 3 districts
Altenbeken
Buke
Schwaney
Viadukt Festival
Video from Viadukt-Festival in 2007
Since 2003, the railway and cultural festival Vivat Viadukt has taken place every two years in Altenbeken.