Sea turtles and manta rays glide by snorkelers at underwater parks.
Monkeys swing through the trees at vine-shrouded Maya ruins.
Brazilian jazz bands swing in avant-garde nightclubs. Duty-free shops display a dazzling array of European perfumes and jewels in sophisticated malls filled with designer boutiques and international cafes. The choices can be downright overwhelming. But don't fret. Just grab your swimsuit and follow the itinerary that suits your style.