Photos by Wolfgang Walper from Mainz

Select a country: Australia, Austria, Belgium, Croatia, France, Germany, Hungary, Italy, Netherlands, Norway, Poland, Portugal, Sweden, Switzerland, United Kingdom, and United States.

Select a city: Augsburg, Bad Dürkheim, Bad Schandau, Bremerhaven, Chemnitz, Cologne, Darmstadt, Dresden, Erfurt, Esslingen am Neckar, Frankfurt (Oder), Freiburg im Breisgau, Halle (Saale), Hamburg, Heidelberg, Karlsruhe, Kassel, Koblenz, Mainz, Munich, Naumburg, Nuremberg, Reutlingen, Rüdersdorf, and Würzburg.