Bergamo is a northern Italy treasure. Dating from 49 BC, Bergamo has two centers: the Alta (upper) city and the Bassa (lower) city, connected by a funicular and walking trails.  For historic sites, go to Alta for the Piazza Vecchia,the Cattedrale di Bergamo e Battistero, and the Basilica di Santa Maria Maggiore Baptistry,  as well as the quirky mausoleum of Rastelli, the world famous juggler. Bassa is more modern and residential, and boasts Via 20 Settembre - the shopping district.

Nestled at the tip of a promontory jutting into Lake Como, Bellagio boasts unparalleled shoreline and Alpine views. Add in boutique-lined cobblestone streets, Italian villas, and fragrant gardens, and it’s no secret why Bellagio is known as the Pearl of Lake Como.

A gorgeous spot that’s a convenient day trip from Milan, Lake Como recently earned fame as home to Hollywood star George Clooney. But celeb-spotting aside, it’s known for jaw-dropping natural beauty, elegant old villas—and the scenic towns surrounding the lake. Check out Varenna, Bellagio, and Menaggio, which offer great views, historic churches, and water-based activities such as ferries and passenger-only boats.

Perfectly positioned on a lake with the Alps at its back, lucky Lugano has a little bit of everything. Ride a cable car up Monte San Salvatore or Monte Bre for sunny panoramas of lake, rivers, mountains and red-roofed buildings. Explore the town's churches, cathedrals and the expressive and colorful Piazza della Riforma. Sample some slow-cooked Ticinese cuisine, explore the lake on a boat or spend the day at the lido with its Olympic-sized pool.

Lake Maggiore—one of the largest lakes in Italy—is known for its Alpine splendor, and the resort town of Stresa is a perfectly elegant place to admire its beauty. A quick trip from Milan, the town features opulent villas, pretty piazzas, and the storied Grand Hotel.

An elegant resort town on the southern edge of Lake Garda, Sirmione has attracted vacation-goers for centuries. 13th-century Scaligero Castle and the Roman ruins of the Grotte di Catullo are top of the list for most visitors, as is swimming in the lake’s crystal-clear waters.

A magnet for skiers and hikers, these dramatic peaks – including the iconic Matterhorn – range from 3,000 to 15,000 feet and spread across three-fifths of the country. Abundant glaciers, scenic valleys and gorgeous alpine lakes add to the region's visual appeal. The Glacier Express train travels the 7.5-hour route through the Swiss Alps from Zermatt to St. Moritz, passing through fairy-tale villages and over 291 bridges along the way.

The largest of Italy’s fresh-water lakes, Lake Garda is located in northeast Italy. Tourists traveling here will find plenty of excursions and activities to keep them entertained year-round—everything from visiting hilly wine regions to exploring 14th-century castles. The towns and communities surrounding Lake Garda offer easy day trips from Venice, easily accessible by car or train. Major sights include the towns of Sirmione (which attracts most Lake Garda visitors thanks to its historic Rocca Scaligiera castle) and Riva del Garda (for the Varone waterfalls located nearby), as well as the region’s hills, which offer numerous hiking trails for adventurous walkers.

Peschiera del Garda is located on the southern end of Lake Garda, in Italy's Veneto region. The town's sixteenth-century island fortress and walls are visible today, a reminder of a time when Austria controlled the region. After exploring Peschiera's history, relax with a glass of Lugana, a local white wine.

Wandering the narrow caruggi alleyways of Genoa is a bit like solving a medieval labyrinth. In the heart of the Italian port city lies Piazza de Ferrari, a main square with a beautiful fountain and a perimeter lined with historic buildings, including the Palace of the Doges the Teatro Carlo Felice, which was destroyed during WWII and subsequently rebuilt. The seaside neighborhood of Boccadasse is vision of pink and yellow buildings that brighten up this lovely fishing village.

Most visitors to Fiumicino arrive by plane and immediately continue on to Rome, but—in addition to being home to Italy’s busiest airport—the coastal town doubles as a beach resort during the summer months. There’s also Ostia Antica archaeological site, which is just a short drive away.

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.

Once known for smog, traffic and tacky architecture, Athens is a city reformed thanks to fortunes brought by the 2004 Summer Olympics. Spotless parks and streets, an ultra-modern subway, new freeways, an accessible airport and all signs in perfect English make the city easily negotiable. Meriting more than a stopover en route to the islands, sophisticated Athens sites include many pillars of Western history, from the Acropolis to the Temple of Olympian Zeus, as well as treasures in the National Archaeological Museum.

The prophet Mohammed's birthplace is Islam's spiritual center and is strictly off-limits to non-Muslims. The pillars of Islam state that all Muslims with the means must undertake Hajj, a pilgrimage to Mecca, once in their lifetime. Those who visit the holy city are rewarded not just by proximity to landmarks and religious sites crucial to the religion, such as the Masjid Al Haram (Holy Mosque), the Mountain of Light, the Black Stone and the Well of Zamzam, but with the forgiveness of all their sins.

Walk the Freedom Trail the first time you visit Boston and you'll quickly get a sense of this coastal city's revolutionary spirit and history. But make sure you also explore some of Boston's fine museums (try the Isabella Stewart Gardner, featuring masterpieces displayed in their collector's mansion) and old neighborhoods (like the North End, Boston's Little Italy). You can't claim to have experienced real Boston culture, though, until you've watched a Red Sox game from the bleachers.

Conquering New York in one visit is impossible. Instead, hit the must-sees – the Empire State Building, the Statue of Liberty, Central Park, the Metropolitan Museum of Art – and then explore off the beaten path with visits to The Cloisters or one of the city’s libraries. Indulge in the bohemian shops of the West Village or the fine dining of the Upper West Side. The bustling marketplace inside of Grand Central Station gives you a literal taste of the best the city has to offer.

Darjeeling, nestled among rolling mountains, is a perfect destination for outdoor enthusiasts. Popular places to visit include Tiger Hill, Batasia Loop and the War Memorial, and the Himalayan Zoological Park and Snow Leopard Breeding Center. What should you bring home? Tea, tea, and more tea—and beautiful local handicrafts.