This former fishing village on Portugal’s southern coast has become a popular resort. Spend a day on Alvor’s main beach, or find one of the smaller, secluded coves along the coastline. In the evening, stroll through the town’s narrow cobblestone streets, dine on fresh local seafood, and enjoy live music at one of the many lively bars.

Over the centuries, many cultures have added their mark to this prized piece of land. Today, you can experience those influences firsthand by exploring Istanbul’s mahalles (neighborhoods). From the holy sites of Sultanahmet and the 19th-century European elegance of Beyoğlu to the high fashion of Nişantaşı, the vibrant café society of Kadıköy and the football-loving streets of Beşiktaş, it’s easy to see why travelers say that Istanbul isn’t just one city, but many cities within one.

Tallinn's atmospheric Old Town is an enthralling hodgepodge of medieval streets and spires. It's a small city, and the tourist areas are safe and easily explored on foot. Buy a Tallinn Card if intending to use buses, trolleys or trams. For a look into Tallinn's past, visit Rocca-al-Mare Open Air Museum's typical rural Estonian taverns, windmills and watermills, see the onion-domed 1900 cathedral or join the bustle in historic Town Hall Square. St. Olav's spire was once the tallest in the world.

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.

From the National Mall’s monuments and memorials to vibrant neighborhoods filled with character and charm, DC is a world-class destination featuring breathtaking views, award-winning hotels and hundreds of free things to do. Experience outstanding performing arts at acclaimed theaters, shop in historic Georgetown, hear great live music at legendary venues, enjoy sporting entertainment from six professional franchises and be dazzled by a flourishing dining scene with Michelin-starred restaurants.

Pittsburgh has been remade and reimagined. Think 24 miles of riverfront trails, beautiful parks and historic attractions. Home to 90 neighborhoods, the ‘Burgh feels authentic and unpretentious. No visit is complete without a trip to the Strip District or PNC Park, a ride up the Duquesne Incline or a stop at The Andy Warhol Museum. Architecture buffs love Pittsburgh for the amazing downtown buildings. Hollywood producers, do, too—the city has even been called the “Hollywood of the East."

The windy city is a cornucopia of modern art, fine dining, cutting edge comedy, and die-hard sports fans. Snap a photo of your reflection in the silver Cloud Gate sculpture at Millennium Park before heading to Grant Park to get hit with the refreshing spray of Buckingham Fountain. There are dozens of museums and theater companies in Chicago, so a cultural experience is never hard to find. You’re sure to laugh your head off at the Second City Theater, the professional launch pad of many famous comedians.

Atlanta has been dubbed everything from the "capital of the new South" and "the next international city" to "the best place to do business." It's also a great place to visit. Fueled by the prosperity of local mega companies like Coca Cola and Holiday Inn, the prestige of hosting the 1996 Summer Olympic Games and the energy of young upwardly mobile types who have migrated to the city in droves - Atlanta is on fire. And this time it's a good thing. From world-class restaurants and a myriad of cultural attractions to a hip nightlife and sporting events galore, the city is cosmopolitan in every sense of the word. But Atlanta has also managed to maintain its historic character. Stop by the Atlanta History Center or visit the Martin Luther King Jr. Historical Site, a moving tribute to an American icon. Browse through the former home of famous author Margaret Mitchell or pop into the Jimmy Carter Library and Museum for details on the life and times of the former president and his family. Whether you choose modern urban endeavors or old southern pleasures, Atlanta will not disappoint.

With live music to be heard all across town, 24/7, 365 days a year, Music City lives up to its name. From honky-tonk bands jamming at Tootsie’s Orchid Lounge to songwriters in the round at the Bluebird Cafe and country music legends rocking the Grand Ole Opry, you never know who you might see. The creative spirit from Nashville's music landscape flows into the area's myriad art galleries, up-and-coming fashion scene, historic landmarks and chef-driven restaurants.