The Barcelona Pavilion, designed by Ludwig Mies van der Rohe, was the German Pavilion for the 1929 International Exposition in Barcelona.

The Poble Espanyol was built in 1929 for the Barcelona International Exhibition as the pavilion dedicated to art. It is one of the few monuments that belonged to an International Exhibition that can still be visited.

The Museu Nacional d'Art de Catalunya is a museum of Catalan visual art located in the Palau Nacional, built for the 1929 World's Fair.

The Casa Vicens is a family residence in Barcelona, designed by Antoni Gaudí and built for industrialist Manuel Vicens. It was Gaudí's first important work. It was added to the UNESCO World Heritage Site "Works of Antoni Gaudí" in 2005.

The Hospital de Sant Pau (Hospital of the Holy Cross and Saint Paul) in the neighborhood of El Guinardó, Barcelona, is a complex built between 1901 and 1930, designed by the Catalan modernist architect Lluís Domènech i Montaner. It is a UNESCO World Heritage Site.

The Casa Lleó Morera is a building designed by noted modernisme architect Lluís Domènech i Montaner, located at Passeig de Gràcia 35 in the Eixample district of Barcelona.

The Casa Amatller is a building in the Modernisme style in Barcelona, designed by Josep Puig i Cadafalch. Along with Casa Batlló and Casa Lleó-Morera, it makes up the three most important buildings in Barcelona's famous Illa de la Discòrdia (Block of Discord).

The Barcelona Museum of Contemporary Art is situated in the Plaça dels Àngels, in El Raval, Ciutat Vella. The museum opened to the public on November 28, 1995. The permanent collection dates from the mid-20th century onward.

The Centre de Cultura Contemporània de Barcelona is a museum adjacent to the Barcelona Museum of Contemporary Art (MACBA). The building is a mixture of old and new styles, dating from 18th century up to recent renovation of a facade in the Plaça de les Dones.

The Museu Frederic Mares is a unique collecting museum that preserves the collections assembled by its founder, sculptor Frederic Marès (1893-1991), which came to form part of the patrimony of the city of Barcelona through his donation in 1946.

A church stood on this site as long ago as the 5th century but the current Basilica of Santa Maria del Pi was built between 1319 and 1391, in the Catalan Gothic style. It comprises a single nave, with side chapels between buttresses.

Carrer Montcada, near Carrer Princesa, in the Born quarter. This street has the biggest collection of Gothic houses in Barcelona. In amongst these houses is the Picasso Museum, which is definitely worth a visit.

Born avenue goes from the Santa Maria del Mar church to the Born market and is where the legendary jousting matches of the Middle Ages took place, as well as numerous fairs and marches. This is also where men were knighted. It is a really old street, very wide for the time.

The Gothic shipyard of the city. During the 14th century, the Aragó Crown was the most important power in the Mediterranean Sea, and this was the main place where the ships where built. Nowadays is the Museum of the sea, and it's worth a visit more for the architectonic structure.