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)
Casa Batllo (World Heritage Site) - One of 2 houses by Gaudí in Barcelona that can be toured. truly amazing and worth the visit. go in the mornings, before the site gets crowded with architecture students.