Active & Discovery on the Rhine with 2 Nights in Lucerne (Southbound)

The port of Prague is a vibrant gateway to Central Europe, renowned for its stunning architecture, rich history, and culinary delights. Must-do experiences include savoring traditional dishes like svíčková and exploring the charming streets of Český Krumlov. The best time to visit is during spring or early fall when the weather is pleasant and the city is alive with cultural festivals.

Regensburg, Bavaria's medieval masterpiece on the Danube, is one of Central Europe's most intact ancient cities — its Roman origins visible in the Porta Praetoria stone gate, its medieval prosperity celebrated in the soaring twin towers of St. Peter's Cathedral and the twelfth-century Stone Bridge. UNESCO World Heritage status acknowledges a skyline dotted with patrician towers, while the famous Historische Wurstküchl, Germany's oldest operating sausage kitchen, has been serving spit-grilled bratwurst since the 1140s. The surrounding hills produce excellent Bavarian whites. May through September offers the most convivial riverbank atmosphere.

Passau occupies one of Central Europe's most dramatic natural stages — a narrow peninsula at the confluence of three rivers, the Danube, Inn, and Ilz, where the old town's baroque spires and shuttered merchants' houses crowd the very tip of the land between the waters. St. Stephen's Cathedral houses the world's largest church organ, a 17,974-pipe instrument whose daily concerts fill the nave with a sound that seems architectural in its density. The Veste Oberhaus fortress above the city commands panoramic views across three countries on clear days. Passau is a classic Danube river cruise departure point; spring and early autumn, when the river runs high and the light turns golden, are the finest seasons.

Mainz is where the modern world was printed into existence: Johannes Gutenberg's invention of movable-type printing around 1440 transformed this ancient Rhine city into the birthplace of the information age, a legacy honoured at the extraordinary Gutenberg Museum, home to one of the surviving original Bibles. The Romanesque cathedral of St. Martin, built over a millennium from the year 975, anchors a charming old town of wine taverns and market squares where Rhenish Rieslings flow freely. Visit between spring and autumn for the famous Mainz Wine Market held beside the Rhine. A day-cruise port with surprising cultural depth.

Austria's third city has accomplished one of Europe's most convincing urban transformations — reinventing itself from industrial centre to cultural powerhouse, a journey recognised in 2009 when it was named European Capital of Culture. The Ars Electronica Center, a museum of digital art and technology that glows with LED light across the Danube each evening, epitomises Linz's forward-looking identity. Yet the city's Roman roots, its baroque Hauptplatz (one of Austria's finest main squares), and its proximity to the Wachau Valley anchor it firmly in history. The Upper Austrian cuisine — particularly Linzer Torte, the world's oldest-documented cake recipe — is exceptional. Linz is most agreeable May through September.

Melk Abbey is among the most theatrical expressions of Baroque ambition in all of Europe — a gilded monastery perched on a granite outcrop above the Danube, its domed church and frescoed library presiding over the Wachau Valley with serene authority since Benedictine monks replaced the Babenberg fortress in 1089. Umberto Eco immortalised it as the inspiration for his labyrinthine monastery in "The Name of the Rose," and the library's 100,000 medieval manuscripts remain one of the continent's supreme collections. After the abbey, stroll down to the historic market town and sample the valley's celebrated Grüner Veltliner wines. The Wachau is at its most bewitching in April and October.

The port of Vienna is a cultural gem along the Danube River, famous for its stunning architecture, rich history, and vibrant culinary scene. Must-do experiences include sampling authentic Wiener Schnitzel and visiting the picturesque village of Dürnstein. The best season to visit is spring or early fall, when the city's gardens bloom and outdoor activities abound.

Basel, where Switzerland, France, and Germany converge at the Rhine's northward bend, hosts a concentration of world-class art institutions that rivals any city its size on earth — the Kunstmuseum alone, the world's oldest public art collection, could occupy days, and Art Basel each June draws every name that matters in the contemporary art world to this compact, elegant city. The Rhine itself is the city's great social artery: in summer, locals jump in with waterproof bags and float downstream, a tradition as charming as any museum. Spring through autumn is ideal for outdoor exploration; Paris is just three hours by TGV and Strasbourg a mere twenty minutes by train.