The Basilica de Santa Maria del Mar, also known as Saint Mary of the Sea Basilica, is a stunning example of Catalan Gothic architecture in Barcelona. Built in the 14th century, this church has a rich history intertwined with the maritime trade and local community of the El Born district. Visitors can explore the impressive interior with its tall columns and spacious layout, as well as enjoy a panoramic view of Barcelona from the roof terrace. Don't forget to wander the charming streets of El Born and grab a bite at one of the nearby restaurants after your visit!