The A1 motorway (Bosnian: Autocesta A1, Serbian Cyrillic: Аутопут A1, romanized: Autoput A1) is a motorway in Bosnia and Herzegovina that is part of the European route E73 and, together with Croatian motorways A10 and A5, and the Hungarian M6, will provide a modern and fast road connection from Budapest to Ploče, a seaport on the Adriatic Sea.The motorway will connect the capital Sarajevo with other large cities, such as Mostar and Zenica. It will also be the main link to Bosnia and Herzegovina from the Adriatic Sea and Central Europe.