sentences:  Runkelstein Castle
  
  Runkelstein Castle (; ) is a medieval fortification on a rocky spur in the territory of Ritten, near the city of Bolzano in South Tyrol, Italy.In 1237 Alderich Prince-Bishop of Trent gave the brothers Friedrich and Beral Lords of Wangen permission to construct a castle on the rock then called "Runchenstayn".