Guggenheim Museum designed by architect Frank Gehry, Bilbao, province of Biscay, Basque Country, Spain, Europe

Cracks in red soil, Lausitz, Germany

Parterre with box tree ornaments, baroque gardens, Castle Schwetzingen, view from the baroque garden grounds, Baden-Wuerttemberg, Germany

Parterre with box tree ornaments, baroque gardens, Castle Schwetzingen, view from the baroque garden grounds, Baden-Wuerttemberg, Germany

The geometric shapes seen in an Indian water tank which was used as a reservoir in ancient times in Hampi, Karnataka, India. Vertical

Circular fountain with complex geometric design, embedded in an extensive water landscape in a public square, aerial view, Belém, Belem, Bethlehem, Lisbon, Lisboa, Portugal, Europe

Cracks in clay soil, Madeira, Portugal

TV Tower, Alexanderplatz, Berlin Mitte, Berlin, Germany, Berlin TV Tower at Alexanderplatz, Berlin, Berlin, Germany, The Berlin TV Tower rises into the sky, with geometric shapes in the foreground, Berlin, Germany

Luminous surfaces in the room about the German Future Prize, Deutsches Museum German museum, Munich, Bavaria, Germany, Europe

Office building "Sprinkenhof", stairway, Hamburg, Germany, Europe

Aerial view, half-timbered house, ecology centre, snow, Heessen, Hamm, Ruhr area, North Rhine-Westphalia, Germany, Europe

Geometric forms on a wall