One of Europe's most visually stunning cities, Barcelona balances the medieval intimacy of its Gothic Quarter with the grace and distinction of the wide boulevards in the Moderniste Eixample. It was the home of architect Antoni Gaudí, whose Sagrada Familia Cathedral, Park Güell and Casa Milà are the most profound statements of Modernisme. View the splendid works at the Picasso Museum and the Miro Foundation, or discover Barcelona's passionate ambiance at a flamenco show.

There is something for everyone in Alicante. The historic Mediterranean port city is located in renowned Costa Blanca, within the region of Valencia. From outdoor cafés to white-sand beaches to museums that house rare masterpieces, this town has everything one would expect of a Mediterranean escape. Be sure to visit the picturesque town of Guadalest, one of the most unique destinations in all of Spain.

Malta's capital and major port, Valletta was inscribed as a UNESCO World Heritage Site in 1980. Highlights include the 19th-century Mosta Dome, San Anton Palace Gardens in Attard, Lija and Balzan, and the sea views from Dingli Cliffs. Valletta also makes a good base for day trips to Mdina, with St. John's Baroque Cathedral, and Rabat, once part of Roman Melita, with its archaeological sites.

Destroyed by a 17th-century earthquake, Catania has been beautifully restored and offers ancient churches, castles, amphitheaters, lush gardens, and elegant palazzos. Visit 13th-century Ursino Castle, once on the coast before earthquakes and eruptions reshaped the land. Inland, explore Villa Romana del Casale, a 4th-century UNESCO site famed for some of the finest Roman mosaics.

As is true of the rest of the Amalfi Coast, this city boasts beautiful vistas, charming open-air cafés and captivating landmarks with historic roots. One example is Duomo di Salerno, an absolute must see for lovers of art, history and architecture. This Italian cathedral showcases an impressive design, powerful frescoes and melodious mosaics spanning the centuries as far back as the 11th century, when it was built by the Normans.

Along Costa Smeralda, this once-modest fishing village is now known for modern shops, seafood restaurants, and ancient Nuragic relics. Stroll the scenic harbor promenade to see the Siren's Song, a bronze sculpture that rises from the sea twice daily with music. Explore the ruins of Pozzo Sacro di Milis, or relax on pristine white-sand beaches with shallow turquoise waters.

Livorno in Tuscany is a gateway to Florence and Pisa. From the 13th to 16th centuries, Renaissance freedom inspired Dante, Donatello, Michelangelo, Giotto, Botticelli, da Vinci, and Machiavelli. In Florence, see the Galleria dell'Accademia and Michelangelo's David, plus the Uffizi, Italy's famed art gallery. Visit Pisa's Campo dei Miracoli, Siena's medieval charm, and Lucca, where you can bike through the Tuscan countryside.

Rome offers endless choices: enjoy street performers at the Spanish Steps, wine and people-watching in colorful Trastevere, or the city's rich history and architecture. St. Peter's Basilica is a full-day visit, with the Sistine Chapel and panoramic views from the dome. Don't miss the Trevi Fountain, the Colosseum, and Aventine Hill, which overlooks the Imperial Palaces ruins and the Circus Maximus.