The Palau Nacional (National Palace) is a building located in Barcelona, Spain, that served as the main venue for the 1929 International Exposition. It was designed by the architect Josep Puig i Cadafalch in a mix of Art Nouveau and Spanish Renaissance styles. The Palau Nacional is located on Montjuic hill and offers views of the city. It currently houses the National Art Museum of Catalonia, which has an extensive collection of Catalan art, including Romanesque and Gothic masterpieces, Renaissance and Baroque paintings, and contemporary art. The building's facade is adorned with sculptures, columns, and a central tower. It is considered one of the most important architectural works of Catalonia and a symbol of the city's history and culture.