Visit the magnificent Gothic cathedral and the amazing La Sagrada Familia, Antoni Gaudí's unfinished masterpiece. Enjoy the lovely Montjuic Gardens, Gaudí's other fabulous structures, the charming squares of the old Gothic Quarter and the Ramblas, Barcelona's famed downtown promenade. Or visit beautiful Montserrat and its monastery in a breathtaking setting high in the mountains.

Explore this beautiful island beginning with the magnificent Seo Cathedral and Bellver Castle. See the windmills and impressive manor house in the verdant countryside. Discover the amazing natural wonders in the Drach Caves. And for romance, visit the former Carthusian monastery in Valldemosa, where George Sand and Chopin spent a winter.

The City of Arts and Sciences is an impressive collection of attractions, including an opera house and performing arts center, IMAX cinema, planetarium, science museum and oceanographic park. Visit the Gothic city of Requena, featuring perfectly preserved 100-year-old wine cellars. In Lladró's City of Porcelain museum, explore the production facilities, or nearby visit the National Ceramics Museum, located in the former palace of nobility.

This walled city has always been a major naval port due to its natural harbor and strategic location. Enjoy a hilltop view from Concepción Castle, which served as a fortress for the Carthaginians, Romans and other peoples who once occupied the city. Visit the 1st century B.C. Roman Theater, the remains of the 13th century Cathedral of Santa Maria and the Naval Museum. For modernist architecture, see the City Hall, Grand Hotel and Casino.

Lying on Spain's radiant Costa Blanca, Alicante exudes a rare beauty. Lovely Baroque buildings cluster around the historic central district. Marble plazas grace its broad waterfront boulevard, the illustrious Explanada de España. Pristine beaches like San Juan hug the shoreline. It's no surprise that Alicante is popular year-round. Venture to the grand Castle of Santa Barbara overlooking the city and walk from its high towers down into the dungeon. Stop for a glass of refreshing sangria in the Old Quarter. Behold the masterpieces hanging in the Gravina Museum of Fine Arts, a former 18th century palace.

Marvel at the sumptuous palaces, lush gardens and imposing citadels that are the Alhambra. This UNESCO World Heritage Site is one of the most famous legacies of Moorish rule in Spain. Meander the narrow cobblestone streets of nearby Albaicín, the ancient Arabic quarter, or see a flamenco performance in the whitewashed caves of Sacromonte, originally settled by gypsies.

Explore the Mendoubia Gardens, which contain a fascinating banyan tree that is more than 800 years old. Or experience a more traditional Morocco in Tetouan, a mountain city of grace and culture and the location of the beautiful white royal palace. The Caves of Hercules are nine miles west of Tangier in the Cap Spartel area; it is a place of great beauty and archaeological significance.

Cádiz is an ancient port city in the Andalucia region of southwestern Spain. The home of the Spanish Navy, the port boomed in the 16th-century as a base for exploration and trade. It has more than 100 watchtowers, including the iconic Torre Tavira, which was traditionally used for spotting ships. On the waterfront is the domed, 18th-century Cádiz Cathedral, featuring baroque and neoclassical elements.

Stroll through the narrow streets of the old medina and visit the spice market. Admire the stunning and enormous Hassan II Mosque built beside the sea. Or journey inland to Rabat and Meknes, two fascinating old cities of kasbahs, souks and Moroccan tradition. Shopping: Take home a flowing caftan, some sandals, Berber jewelry, interesting hammered tin items, leather goods and rugs. Dining: Couscous, spicy lamb dishes and tea are a Moroccan treat.

Situated on the sun-kissed coastline of Algarve, Portimão is a colorful city with a bustling waterfront and a charming city center decorated with parks and plazas. The Museum of Portimão traces the history of human settlement in the area as far back as the Roman and Islamic periods. Enjoy beautiful views and explore hidden caves on a scenic boat trip up the coast and along the Rio Arade.

Explore picturesque, historic Oporto and the Vila Nova de Gaia quarter, home of its famed port wine industry. Or discover Portugal's scenic countryside and visit Guimaraes with its impressive medieval castle and beautiful Braga with its Bom Jesus Shrine and superb cathedral.

Visit the ornate Belem Tower and Jeronimos Monastery and stroll the narrow, winding streets of the charming Alfama district. Enjoy marvelous old Sintra, a royal country retreat, and Cascais, a beautiful seaside resort. Explore medieval Obidos or make a pilgrimage to Fatima, where the Virgin Mary appeared repeatedly to three shepherd children in 1917.