What's good about it: Situated at the confluence of the Danube, Naab and Regen rivers in eastern Bavaria, Regensburg is one of Europe's best-preserved medieval gems. This UNESCO World Heritage Site survived World War II bombings, preserving its 2000-year-old Roman, Romanesque and Gothic structures. Within the city's tapestry of culture, you will find museums, theatres, galleries, charming restaurants and cafes.
Best for: Explore the winding alleys of Regensburg's Old Town, where the 12th-century Old Stone Bridge stands as a marvel of medieval engineering. Gaze up at the twin spires of St Peter's Cathedral, dominating Regensburg's skyline. Its exterior is adorned with intricate figurines and gargoyles.
Best time to visit: May to September for warm weather, sunny days and pleasant outdoor sightseeing.
Getting there: Visit picturesque Regensburg on Viking's 15-day Grand European Tour from Budapest to Amsterdam or vice versa. vikingcruises.com.au
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