Venlo, from across the Maas, Netherlands
Düsseldorf and the Rhine, Germany
Frankfurt am Main, Germany
Würzburg, Germany
Kitzingen, Germany
Regensburg, Germany
Vilshofen an der Donau, Germany
Passau, Germany
Linz, Austria
Sarvar, Hungary
Pécs, Hungary
Osijek, Croatia
Vukovar, Croatia
Novi Sad, Serbia
Belgrade, Serbia
Drobeta-Turnu Severin, Romania
Ruse, Bulgaria
Burgas, Bulgaria
Istanbul, Turkey
Tekirdag, Turkey
Kavala, Greece
Veles, Macedonia
Skopje, Macedonia
Prishtinë, Kosovo
Berane, Montenegro
Gorazde, Federation of Bosnia & Herzegovina
Sarajevo, Federation of Bosnia & Herzegovina
Banja Luka, Republika Srpska, Bosnia & Herzegovina
Zagreb, Croatia
Ljubljana, Slovenia
Kranj, Slovenia
Innsbruck, Austria
Paris, France