Belgrade is connected with western and central Europe by the longest river in Europe, the Danube. There are numerous cruise deals that you can get to visit Belgrade.Visiting Belgrade on a cruise boats is probably one of the most creative and scenic ways to do it. The boats are parked in the downtown Belgrade, next to Beton Hall area. From there you can easily get a taxi to go and visit some of the popular Belgrade attractions. You can check a map and find out the River Danube boat route to Belgrade.