A beach-lover's paradise, this Caribbean island's interior boasts desert, but the coasts are filled with picture-perfect, powdery white sand and tranquil sapphire waters.

Glamorous Santorini, in the southern Aegean's Cyclades islands, curves round a giant lagoon, a caldera left by a volcanic eruption.

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.

It's the East Coast's answer to Las Vegas. Atlantic City's casinos draw tourists by the car- and bus-load, but even if your main objective is to play some blackjack, you'll want to save time for sightseeing.