Belgrade

Passau → Wien → Esztergom → Belgrad → Golubac → Svisjtov → Harsova → Oltenita → Vidin → Iron Gates → Novi Sad → Mohacs → Budapest → Bratislava → Duernstein → Passau

Bukarest → Sibiu → Brasov → Bukarest → Harsova → Fetesti → Svisjtov → Iron Gates → Belgrad → Mohacs → Budapest → Bratislava → Wien

Wien → Esztergom → Vukovar → Belgrad → Golubac → Svisjtov → Harsova → Fetesti → Bukarest → Brasov → Bukarest

Bukarest → Harsova → Fetesti → Svisjtov → Iron Gates → Belgrad → Mohacs → Budapest → Bratislava → Wien

Budapest → Kalocsa & Paprika Museum or Puszta with equestrian farm → Belgrad → Iron Gates Gorge → Pleven → Bukarest → Danube Delta → Constanța → Veliko Tarnovo, Arbanasi & Ivanovo → Belogradchik → Iron Gates, Lepinski Vir & Kapetan Mišin breg → Novi Sad → Osijek and Vukovar, or Kopački Rit Nature Park → Budapest

Passau → Wien → Solt → Kalocsa → Batina → Novi Sad → Belgrad → River Day → Rousse → Fetești → Harsova → Fetești → Rousse → Svisjtov → Vidin → Donji Milanovac → Golubac → Vukovar → Budapest → Bratislava → Melk → Passau

Giurgiu → Rousse → Vidin → Donji Milanovac → Golubac → Belgrad → Novi Sad → Ordas → Budapest → Bratislava → Wien → Dürnstein → Melk → Passau → Regensburg → Nuremberg → Bamberg → Würzburg → Wertheim → Miltenberg → Rüdesheim → Koblenz → Cologne → Amsterdam

Passau → Wien → Solt → Kalocsa → Batina → Belgrad → River Day → Rousse → Fetești → Harsova → Fetești → Rousse → Svisjtov → Vidin → Donji Milanovac → Golubac → Vukovar → Budapest → Bratislava → Melk → Passau

Wien → Budapest → Belgrad → River Day → Rousse → Fetești → Harsova → Rousse → Svisjtov → Vidin → Golubac → Novi Sad → Ilok → Vukovar → Solt → Komarom → Bratislava → Hainburg → Wien

Passau → Melk → Krems → Bratislava → Solt → Kalocsa → Aljmas → Belgrad → Novi Sad → Ilok → Osijek → Budapest → Vac → Komarom → Wien → Linz on the Danube → Passau

Amsterdam → Cologne → Rüdesheim → Miltenberg → Wertheim → Würzburg → Bamberg → Nuremberg → Regensburg → Passau → Linz → Melk → Dürnstein → Wien → Bratislava → Budapest → Ordas → Novi Sad → Belgrad → Golubac → Donji Milanovac → Vidin → Rousse → Giurgiu → Bukarest

Wien → Esztergom → Vukovar → Belgrad → Golubac → Svisjtov → Harsova → Fetesti → Bukarest