The Park Guell is a 12 hectares wide garden complex with architectural elements situated on the hill of el Carmel in the Gràcia district of Barcelona, Spain. It was designed by the Catalan architect Antoni Gaudi and built in the years 1900 to 1914.

The Sagrada Familia ('The Holy Family') is a massive Roman Catholic basilica under construction in Barcelona. Construction began in 1882 and its formal title is Temple Expiatori de la Sagrada Família.

The Cathedral of Santa Eulàlia (also called La Seu) is the Gothic cathedral seat of the Roman Catholic Archbishop of Barcelona, Catalonia (Though sometimes inaccurately so called, the famous Sagrada Família is not a cathedral).

The Plaça del Rei, a square next to the Cathedral, is known because has two important buildings, the Santa Àgata church, where the kings from the Aragon crown had baptism. Is possible to visit it. The other building has the Saló del Tinell.

The Plaça Sant Felip Neri, one of the most romantic squares in Barcelona, hides a dark history in that it was built over the city's old cemetery. Barcelona's most famous architect, Antonio Gaudi, was on his way to visit the church there when he was run over and killed in 1928.

The Sant Jaume Square has been the political hub since the Roman era. This square has been witness to some of the most important events in recent Catalan history, such as the proclamation of the Catalan State in 1931. At one end there is the Palace of the Generalitat.

The Plaça Reial, next to La Rambla is famous for the nightlife and the uniform architecture. It is considered to be one of the most beautiful squares in the world. It was build during the XIX century in the place of a monastery, after the Mendizábal law expelled the monks.

The Palau Güell is a town mansion (translated literally a "palace") in Barcelona, designed by the Catalan architect Antoni Gaudí for the Catalan industrial tycoon Eusebi Güell. It is part of the UNESCO World Heritage Site "Works of Antoni Gaudí".

The Basilica de Santa Maria del Mar is one of the most representative examples of Catalan Gothic architecture, it features a sombre but beautiful interior. The upsweeping verticality and lightness of the interior are especially surprising.

The Palau de la Musica Catalana (Palace of Music), opened in 1908, is one of the most important works of Barcelona art nouveau. The architect commissioned for the job was Lluis Domenech i Montaner, one of the greatest exponents of Catalan Modernismo.

Founded in 1847 on Barcelona's La Rambla, the Gran Teatre del Liceu is an opera house that has retained its role as a culture and arts centre throughout its history and one that represents one of the symbols of the city.

The Casa Milà, better known as La Pedrera (Catalan for 'The Quarry'), is a building designed by the architect Antoni Gaudí and built during the years 1905–1910, being considered officially completed in 1912.

The Barcelona Rambla is a street in central Barcelona, popular with both tourists and locals alike. A 1.2 kilometer-long tree-lined pedestrian mall in the Barri Gòtic, it connects Plaça Catalunya in the center with the Christopher Columbus monument at Port Vell.

The old harbour, Barcelona's Port Vell, which stretches from the Columbus Monument to the Barceloneta, offers endless possibilities to enjoy your leisure time, such as Imax, Aquàrium or Maremàgnum, amongst others.

The Museu Picasso (Picasso Museum) has one of the most extensive collections of artworks by the 20th century Spanish artist Pablo Picasso. This is one of the most popular and most visited museums in Barcelona.