Barcelona is famous for its history, culture and architecture. Its cultural roots go back approximately two thousand years. Barcelona is filled with many museums. Architecture in Barcelona is simply mesmerizing – many buildings date from the medieval period, and some are even older. The type of architecture present in Barcelona is labelled as Art Nouveau – filled with masterpieces from Antoni Gaudi, the most famous architect in Barcelona, who has a very recognizable style. His most famous building is probably the Basílica i Temple Expiatori de la Sagrada Família, commonly known simply as Sagrada Familia, which still isn’t finished even though construction began in 1882.