Art nouveau apartment buildings line the wide avenues of affluent Dreta de l’Eixample – a neighborhood defined by landmark Antoni Gaudí architecture such as La Sagrada Familia, Casa Batlló and La Pedrera. Chic international boutiques and upmarket restaurants cluster along the Passeig de Gràcia and Rambla de Catalunya, while department stores and al fresco cafes ring busy transit hub, Plaça de Catalunya.