在城市附近拍摄的照片Schelklingen，德国。

The Blautopf (German for Bowl of the Blau, 'blau' means blue) is a

The fortress of Ulm (Bundesfestung Ulm) was one of five federal

Dellmensingen Castle is an early Baroque castle in the Upper Swabian

The Hohle Fels (also Hohlefels, Hohler Fels, the German for 'hollow