Regensberg, Germany. The Old tower stone bridge across the Danube with the historic Salzstadel by the river bank.
* The Danube runs across Germany to Vienna, Austria, to Bratislava, Slovakia, to Budapest, Hungary, to Belgrade, Serbia, to Bucharest, Romania and finally to the Black sea at the borders of Romania, Moldova , and Ukraine. It is a major waterway for commerce and industry and as well as travel and tourism.