Popular in the late 18th and early 19th century with luminaries such as Strauss, Wagner, Kafke, Freud, Twain and Edward VII, this sprightly spa town is a charming spot. Delicately painted spa houses and hotels tiptoe up the lush, forested mountainsides. One hundred mineral springs with high carbon dioxide and iron content confetti the town and nearby hillsides, many with neat colonnades and stately pavilions. The most famed is the cupola-capped and colonnade-adorned Krizovy pramen.

The Czech Republic's most famed spa destination, Karlovy Vary - or Carlsbad - saw 200 spa houses sprout by the end of the 1500s. The springs in this idyllic, lush, peaceful Tepla valley are said to cure an almanac's worth of metabolic and gastric issues. Visitors still flock to this town of Baroque and Art Nouveau buildings. Five beautiful Colonnades straddle hot springs where visitors try aquatherapy and drink the mineral-rich water. The town also has a respected international film festival.

The bohemian allure and fairytale features of Prague make it a perfect destination for beach-weary vacationers who want to immerse themselves in culture. You could devote an entire day to exploring Prazsky hrad (Prague Castle), then refueling over a hearty dinner at a classic Czech tavern. Spend some time wandering the Old Town Square before heading over to gape at The Old Town Hall and Astronomical Clock. Prague’s best bars are found in cellars, where historic pubs set the scene for a night of traditional tippling.

In Vienna, the coffee house isn’t just a hangout: it’s an institution. Lingering over a newspaper with a pastry and a strong espresso drink is, according to UNESCO, officially a Viennese cultural pastime. Walk off your slice of Sachertorte with a self-guided tour of the city’s stunning traditional, Secessionist, and modern architecture, such as the Imperial Palace, the State Opera House, the Kirche am Steinhof, or the Kunsthistorisches Museum, an exercise in ornate geometry.

The largest city in Switzerland is a major contemporary art and shopping destination. Important artworks are displayed in the Kunsthaus and the Rietberg Museum, while those who consider shopping an art can hone their skills along Bahnhofstrasse and Niederdorf. Chagall's stained glass windows in the Fraumunster amaze and Zurich's 500 clubs and bars, including several in swimming pools, pulse with life 'til the early hours. This city on Lake Zurich has excellent public transit and a free bike rental system.

Copenhagen was once a Viking fishing settlement, and you can still find traces of the Norse explorers here. Visit reconstructed villages, the remains of a 1,000-year-old castle, and museums dedicated to the notorious raiders. Copenhagen also features a blend of modern architecture and historical artifacts such as the Round Tower observatory – a wonderful example of 17th-century architecture. Art galleries, narrow streets, canals, parks, and Baroque churches round out the city’s cultural attractions.

Florence is an art historian’s dream. The Galleria dell'Accademia bursts with works by Michelangelo, who is entombed within the frescoed walls of the Basilica di Santa Croce. Budding photographers can snap pics of the Ponte Vecchio bridge, and serious shoppers can spend a blissful afternoon wandering the shops of Piazza Santo Spirito. Tuscan cuisine pays homage to the region’s bounty. Swipe a hunk of crusty bread across a pool of local olive oil and you’ll be instantly transported to your happiest place.

Lingering over pain au chocolat in a sidewalk café, relaxing after a day of strolling along the Seine and marveling at icons like the Eiffel Tower and the Arc de Triomphe… the perfect Paris experience combines leisure and liveliness with enough time to savor both an exquisite meal and exhibits at the Louvre. Awaken your spirit at Notre Dame, bargain hunt at the Marché aux Puces de Montreuil or for goodies at the Marché Biologique Raspail, then cap it all off with a risqué show at the Moulin Rouge.

Rome wasn't built in a day--and you'll need much more than a day to take in this timeless city. The city is a real-life collage of piazzas, open-air markets, and astonishing historic sites. Toss a coin into the Trevi Fountain, contemplate the Colosseum and the Pantheon, and sample a perfect espresso or gelato before spending an afternoon shopping at the Campo de’Fiori or Via Veneto. Enjoy some of the most memorable meals of your life here, too, from fresh pasta to succulent fried artichokes or a tender oxtail stew.

From Shoreditch’s swaggering style to Camden’s punky vibe and chic Portobello Road, London is many worlds in one. The city’s energy means that no two days are the same. Explore royal or historic sites, tick off landmarks from your bucket list, eat and drink in exclusive Michelin-starred restaurants, enjoy a pint in a traditional pub, or get lost down winding cobbled streets and see what you stumble across – when it comes to London, the possibilities are endless.

The capital city of Sweden combines modern attractions with historic charm. Kick off your stay with visits to Stockholm’s two UNESCO World Heritage Sites: the Royal Palace Drottningholm (the residence of the royal family) and the magical Skogskyrkogården, or Woodland Cemetery. Stroll the cobblestone streets of Old Town and over the picturesque bridges that span the city’s canals. The 19th-century Skansen was the world’s first open-air museum and is still a premier place to learn about Swedish history.