Stock Photo - interior de la Basílica de Santa Maria del Mar, El Born, Barcelona, Catalonia, Spain. The Basilica of Santa Maria del Mar is a Gothic-style church in the El Born neighborhood of Barcelona, Catalonia, Spain. It was built between 1329 and 1383, making it one of the most important examples of Catalan Gothic architecture. The basilica is dedicated to the Virgin Mary and is one of the most famous churches in Barcelona. It is renowned for its tall, slender columns, impressive central nave, and stained glass windows. The basilica also houses some of the city's most famous works of art, including the altar of St. Christopher and the tabernacle of the Virgin Mary. Every year, the basilica is the site of many religious celebrations, such as Corpus Christi and the Festival of Santa Maria del Mar.