Torre del Oro (Tower of Gold)
Mosque-Cathedral (Mezquita) of Córdoba
The Mezquita of Cordoba is a beautiful and fascinating 8th-century mosque known for its forest of columns and striped arcades. Reflecting the religious changes Cordoba has undergone over the centuries, the Mezquita has been used as a Catholic cathedral since 1236 and contains an impressive Renaissance chapel.
Alcantarilha Bone Chapel
Sinagoga del Transito
Built in a Moorish style in 1366, this synagogue became a church after 1492 but is now being restored to its original form. Hebrew inscriptions adorn the walls of this major Jewish site.
Synagogue of Santa Maria La Blanca
Originally a synagogue and later a church, this 13th-century Mudejar building with white horseshoe arches looks more like a mosque.
Monasterio de San Juan de los Reyes
This church was founded by Ferdinand and Isabella and it was where they originally planned to be buried. It includes an outstanding two-story cloister.
Topped with a Mudejar tower, Santo Tomé is a chapel built to house El Greco's most famous painting, The Burial of Count Orgaz.
This fascinating 13th-century Mudejar church combines Moorish and Christian elements, including a horseshoe arches, early frescoes and a Renaissance dome.
Santo Domingo el Antiguo
This 16th-century convent church contains the earliest of El Greco's Toledo paintings, an altarpiece by the artist, and the crypt where he is buried (visible thorugh a peephole in the floor).
This massive Gothic cathedral is brimming with art treasures, including several El Grecos, a 10-foot-high gilded monstrance, and carved altarpieces that stretch to the ceiling.
Mezquita del Cristo de la Luz
One of the oldest Moorish monuments in Spain, this tiny 10th-century mosque was built over a Visigothic chapel then converted into a church by King Alfonso.
Segovia Castle (Alcázar)
Hassan II Mosque
Completed in 1993, this is the second largest mosque in the world and the tallest structure in Morocco. Spectacularly situated on the Atlantic Ocean, it is filled with exquisite carvings.
Built in 1930 during French rule, this cathedral in white concrete is a surprising and interesting sight in the heart of Casablanca.
Begun in 1221, this lovely cathedral benefited from creative talent imported from throughout Europe and is the third largest in Spain. El Cid is buried here.
Cathedral of Santiago de Compostela
Pilgrims from the Middle Ages to the present have walked the Way of St. James for months to arrive at the Cathedral of Santiago de Compostela, home of the relics of St. James. The grand cathedral is mostly Romanesque, but has an impressive Baroque facade.
Ben Youssef Medersa
Probably the most beautiful building in Marrakesh, the Ben Youssef Medersa is a medieval Islamic school featuring intricate woodwork, stucco, and student dormitories with balconies.
This site next to the old kasbah in Marrakesh was used for burials throughout the Saadian period (beginning 1557), then sealed up for centuries. It contains two mausoleums and nearly 200 tiled tombs of royals.