Germany

Donaustauf castle ruins
Ruins

Donaustauf castle ruins

Bavaria
Bismarckturm
Bismarck Tower

Bismarckturm

Germany
Hirschhorn Castle
Castle

Hirschhorn Castle

Hesse
Ruine Balduinseck
Castle

Ruine Balduinseck

Rhineland-Palatinate
Bismarckturm
Bismarck Tower

Bismarckturm

Hesse
Ulm Minster

Ulm Minster

Ulm
Bismarck Tower
Bismarck Tower

Bismarck Tower

Germany
Zollverein UNESCO World Heritage Site

Zollverein UNESCO World Heritage Site

North Rhine-Westphalia
Burg Monschau
Castle

Burg Monschau

North Rhine-Westphalia
Kaiserpfalz Kaiserswerth
Castle

Kaiserpfalz Kaiserswerth

Düsseldorf
Beethoven-Haus Bonn

Beethoven-Haus Bonn

Bonn
Thurant Castle
Castle

Thurant Castle

Rhineland-Palatinate