Paderborn, Germany
Triangular-shaped, early 17th-century Renaissance castle built for the prince-bishops of Paderborn. During the Nazi era it was chosen as an SS cult-site and redesigned after Heinrich Himmler's fancy.
© OpenStreetMap contributors
Cathedral
11th -16th century
HNF
The world's largest computer museum.
climb trees next to a pond, where you can also hire rowing boats
Neatly trimmed spa gardens.
Earl's park