Take a walk in Parc Güell, which is definitely more than a park. It is a symbol of Barcelona. Unique in the world, Parc Güell is one of Antoni Gaudí's most emblematic works and it's absolutely worth the visit !
Casa Batlló - arches on the top floor :: Catenary arches on the top floor of Casa Batlló - a building designed by Gaudí in the Eixample district of Barcelona, Spain. The local name for the building is Casa dels ossos (House of Bones)