Danube River Cruises to Vienna and Budapest. Discover art, music, history and spectacular scenery, plus the fascinating capital cities of Vienna, Budapest and Bratislava Viking has announced its new 2019 river cruise programme, which features destinations across Europe, France, Portugal, Egypt, China and Russia with cultural experiences and enriching excursions. Customers who book before 31 March. MAIN RIVER AND MAIN-DANUBE CANAL RIVER CRUISES A wonderful first time river cruise experience….