"When in Rome, do as the Romans." That classic advice leads to a wealth of options: Should you follow Augustus and Caesar, whose Rome is filled with spectacular ancient structures? Or Michelangelo and Da Vinci, whose city invites artistic pilgrimage? Maybe you'll discover the Rome that enchants lovers and sightseers alike? Rome encompasses all this and more.

Bask on four miles of golden beaches, hit the Mediterranean Sea on water skis or stroll along Benidorm's promenade and revel in its seaside charms; it's a true Spanish beauty of the Costa Blanca.

Historic and modern, European and Asian — that's Istanbul. The city at the junction of two continents is home to ancient structures like the Hagia Sophia and the Blue Mosque in the Old City, as well as modern businesses, hotels, restaurants and nightlife in the New City.

Puerto Morelos, a peaceful village on the Mayan Riviera, offers visitors a glimpse of the real Yucatan. Closer to Cancun airport than Cancun is, Puerto Morelos makes an excellent base for those seeking someplace quieter than glitzy nearby hotspots, Cancun and Playa del Carmen.