Baron of Quadras Palace

The Palau Baró de Quadras is a small modernista palace located in Barcelona on Avinguda Diagonal, equidistant from La Pedrera and Casa de les Punxes. It was built by the Catalan architect Josep Puig i Cadafalch between 1904 and 1906. In 1976 it was designated as Nacional National Historical Monument of Artistic Interest. Currently houses the main offices of the Institut Ramon Llull.

Source: Wikipedia