Although originally known as a summer destination, when the first snowflakes land in St. Moritz, so do the international scenesters, bundled up in the latest "Must Have" accessories. During winter, catch a ride on the Glacier Express from Zermatt to arrive in style. Cable cars ascend to three nearby mountaintops. Hundreds of miles of ski trails and a frozen lake comprise the area's most popular sports venues. Follow the Romans example and try one of the city's mineral springs, such as St. Moritz Bader.

With a comfortable climate that varies little throughout the year, Sanremo has been a favored tourist destination since the mid-1700s, attracting visitors from all over Europe, including heavy contingents of Russian and British aristocracy. For many, the long stretch of beach is the main attraction, but don’t miss the impressive casino or the hillside medieval section of town called La Pigna. Every year since 1951, the city has hosted Italy’s popular Sanremo Music Festival.

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.

Rainbows are cool. But what trumps rainbows? Moonbows. If you visit Victoria Falls during a full moon, the light of the moon through the the waterfall spray produces a lunar rainbow, or moonbow. More of a daredevil? Then try what’s been called the world’s best white-water rafting.

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.

Enjoy an old-fashioned beach vacation, complete with a boardwalk, at one of Delaware's most popular resort towns. Long a traditional summer getaway for families, Rehoboth Beach is now also a favorite of gay and lesbian travelers. Serious golfers will want to test their skills at the Kings Creek Country Club, while Old Landing Golf Course offers great views of the local scenery. Along with enjoying the famous beach and strolling the boardwalk, there's also a nearby amusement park called Funland to check out.

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."