Kaliningrad, Kaliningrad Oblast, Russian Federation
Porto, Porto, Portugal
Berlin, Berlin, Germany
Gorzyce, Silesia, Poland
Garching bei Muenchen, Bavaria, Germany
Dublin, Dublin, Ireland
Svetlogorsk, Kaliningrad, Russian Federation
Zuzwil, Sankt Gallen, Switzerland
Kaliningrad, Kaliningrad, Russian Federation
Yekaterinburg, Sverdlovsk, Russia
La Paz, La Paz Department, Bolivia (Plurinational State of)
