Montjuïc Castle

Basílica i Temple Expiatori de la Sagrada Família, or simply Sagrada Família, is a Catholic church under construction in the Eixample district of Barcelona, Catalonia, Spain. Designed by the Catalan architect Antoni Gaudí, it is the tallest church in the world.

Park Güell (Catalan: Parc Güell [ˈpaɾɡ ˈɡweʎ]; Spanish: Parque Güell) is a complex of parks and gardens in Barcelona with architectural elements, located in the La Salut neighborhood of the Gràcia district in Barcelona, Catalonia, Spain. It is situated on the southern slope of the Turó del Carmel hill, part of the Collserola mountain range, overlooking the city.

Casa Milà (Catalan: [ˈkazə miˈla], Spanish: [ˈkasa miˈla]), popularly known as La Pedrera (Catalan: [lə pəˈðɾeɾə], Spanish: [la peˈðɾeɾa]; "the stone quarry") in reference to its unconventional rough-hewn appearance, is a Modernista building in Barcelona, Catalonia, Spain. It was the last private residence designed by architect Antoni Gaudí and was built between 1906 and 1912.

The Gothic Quarter (Catalan: Barri Gòtic [ˈbari ˈɣɔtik] or El Gòtic; Spanish: Barrio Gótico) is the historic centre of the old city of Barcelona. It stretches from La Rambla to Via Laietana, and from the Mediterranean seafront to the Ronda de Sant Pere.