The Sagrada Família is a massive, yet incomplete Roman Catholic basilica located in Barcelona, Spain. It was designed by the renowned architect Antoni Gaudí and is famous for its distinctive combination of Spanish Gothic, Art Nouveau, and Catalan Modernism styles. Construction began in 1882 and is expected to finish in 2026, marking 100 years since Gaudí’s death. Recognized as a UNESCO World Heritage Site, it remains one of the city's most popular tourist destinations.