Lugano, Ticino, Switzerland
Gdynia, Pomerania, Poland
Oldenburg (Oldenburg), Lower Saxony, Germany
Warszawa, mazowieckie, Poland
Wroclaw, Lower Silesia, Poland
Düsseldorf, North Rhine-Westphalia, Germany
Mississauga, Ontario, Canada
Basel, Basel-Town, Switzerland
waltham, massachusetts, USA
Denver, CO, USA
Melano, Ticino, Switzerland
Nyon, Vaud, Switzerland
