The designs of the legendary Catalan architect Antonio Gaudi have attracted multi millions of tourists to Barcelona. Whether or not you appreciate his non-traditional style of architecture, after seeing his masterpieces Casa Batlló, La Sagrada Família, Parc Güell, and Casa Milà (in the sub-gallery "Here, there and everywhere, #25 & 26), you have to admit he was the one and only Antonio Gaudi.