What is the most famous mosque in Spain?

The most famous mosque in Spain is the Great Mosque of Cordoba (Spanish: Mezquita de Córdoba), also known as the Mosque-Cathedral of Cordoba. It is located in the city of Cordoba, Andalusia, Spain. The Great Mosque of Cordoba was originally built as a mosque in the 8th century during the Umayyad dynasty. It was later converted into a Roman Catholic cathedral in the 13th century after the Christian reconquest of Spain. The mosque is known for its unique blend of Islamic and Gothic architectural styles, as well as its beautiful interior with its hundreds of columns and arches. The Great Mosque of Cordoba is one of the most important architectural landmarks in Spain and is a UNESCO World Heritage Site.