Zagreb is a vibrant city of around 800,000 people (metropolitan area: 1,200,000). The city boasts a charming medieval ‘old city’ with architecture and cobbled streets reminiscent of Vienna, Budapest, Prague and other Central-European capitals. In 2011 it was visited by over 700000 tourists, mainly from Austria, Germany and Italy.
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The bus line between the bus station and the airport is slightly more complicated. The buses are located at the edge (facing city center) of the bus station. You’ll see “croatia airlines” and “eurolines” written on that part of the building.