Discover the world of Gaudi, the famous and visionary Spanish Catalan Architect during Barcelona's art nouveau period. Many of his unique buildings in the city have been listed as World Heritage by UNESCO, including casa Vicens; Gaudí’s work on the Nativity façade and Crypt of La Sagrada Familia; Casa Batlló; Crypt in Colonia Güell. Join one of the organised Gaudi Tours or create one yourself; just buy a map and a book of Gaudi's works and you are good to go!