Zürich, Zürich, Switzerland
Cologne, North Rhine-Westphalia, Germany
Rosta, Turin, Italy
Tehran, Tehran, Iran, Islamic Republic Of
Wuppertal, Nordrhein-Westfalen, Germany
Montréal, Québec, Canada
Porto, Porto District, Portugal
Groningen, Groningen, Netherlands
Duesseldorf, North Rhine-Westphalia, Germany
Leiden, Zuid-Holland, Netherlands
Porto, Porto, Portugal