Vida Portugal: Vineyards & Villages Along the Douro with 3 Nights in Lisbon

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.

Breisach am Rhein clings to a volcanic hilltop at the French-German border, commanding the Upper Rhine crossing that made it one of the most fought-over towns in European history — a past the Romanesque-Gothic Münster St. Stephan surveys serenely from its commanding heights. Today peace reigns, and Breisach's true gift is its position as a gateway to three celebrated wine regions: the German Kaiserstuhl, producing some of Germany's finest Spätburgunder; the French Alsace, just across the Rhine; and the rolling hills of the Baden wine country to the east. Visit in autumn for harvest season across all three regions simultaneously. Freiburg im Breisgau, the Black Forest's graceful capital, lies twenty minutes east.

Strasbourg is one of Europe's great border cities, its Franco-German soul etched into every half-timbered façade of the UNESCO-listed Grande Île and every turret of the soaring rose-sandstone cathedral that reigned as the world's tallest building for over two centuries. As the seat of the European Parliament and home to the European Court of Human Rights, this sophisticated Alsatian capital savors outstanding Riesling and choucroute garnie with equal Continental pride. The city dazzles year-round, though December's legendary Christmas market — among the oldest in Europe — transforms its medieval squares into an enchanted winter spectacle.

Rüdesheim am Rhein, a jewel of the UNESCO-listed Upper Middle Rhine Valley, is where Germany's most storied wine river cuts through vine-terraced slopes and medieval castle ruins. The pedestrianised Drosselgasse laneway — beloved since the Romantic era — hums with wine taverns pouring the region's celebrated Rieslings, crisp and mineral from the slate soils. The Niederwald Monument surveys the river from the heights, reached by cable car above the vineyards. Day trips by boat unlock Bacharach, Boppard, and the legendary Lorelei rock. September's harvest festivals transform the entire valley into a convivial celebration of the vintage.

Porto, set dramatically on the granite bluffs above the Douro River, is among Europe's most romantically dishevelled cities — a place where baroque church towers rise above terracotta rooftops and century-old azulejo tilework lines every alley. Cross the iron Dom Luís I Bridge for sweeping views and descend into Vila Nova de Gaia's atmospheric wine lodges for a tasting of aged tawny port direct from the barrel. Seafood is magnificent: salt cod prepared a hundred ways, barnacles glistening with lemon, and custard tarts still warm from the oven. Spring and early autumn offer the finest conditions.

Frankfurt’s port is a dynamic entry point to the heart of Germany, blending modern finance with rich history. Must-do experiences include savoring traditional dishes like Frankfurter Rippchen and exploring the bustling Kleinmarkthalle. The best season to visit is during the spring, when the city comes alive with festivals and outdoor markets.

Perched at the confluence of the Main and Tauber rivers beneath the romantic ruins of a 12th-century count's castle, Wertheim is one of Franconia's most perfectly preserved medieval towns — a place where timber-framed houses lean over cobbled market squares and where the bone-dry Silvaner poured from the distinctive Bocksbeutel bottle defines the regional table. Day trips to baroque Würzburg, the medieval perfection of Rothenburg ob der Tauber, and the half-timbered town of Miltenberg complete the picture. September's wine harvest brings the Tauber Valley to its most golden.

Würzburg, presiding over the Main River at the northern gateway of the Romantic Road, is Bavaria's most elegantly baroque city — its skyline commanded by the medieval Marienberg Fortress and its streets presided over by the magnificent Residenz, a UNESCO-listed princely palace whose frescoed Treppenhaus ceiling by Tiepolo is considered the largest fresco in the world. The surrounding Franconian wine country produces some of Germany's most distinctive Silvaner and Riesling, sold in the iconic bocksbeutel flask from cellars carved directly beneath the old city. Spring through autumn reveals the vine-clad hillsides in their most photogenic splendor; the historic Weinfest am Stein wine festival each September is a highlight of the Franconian calendar.