Where else are Ernest Hemingway and Jimmy Buffett equally revered? Key West is a sunny, fun destination with enough sights to keep you busy when you're not snorkeling, parasailing or catching some rays.

The second-largest island in Mediterranean after Sicily, Sardinia serves up a lovely blend of sea, sand and history. Thousands of nuraghe (stone buildings) dot the landscape, proof that people have been enjoying the lovely climate here for millennia.

The Indonesian island of Bali is a favorite destination for both adventurers and those in need of a little relaxation. The waters off the coast of Bali's white beaches are an ideal spot for diving, while the dense jungles, teeming with monkeys and hidden stone temples, call out for exploration.

The sound of music lures fans both of classical music and of Julie Andrews to Salzburg. Most sights are within walking distance of the city center.