Basilica de la Sagrada Familia is a church devoted to the Holy Family. One of Antoni Gaudi’s most famous works, the church is perhaps best known for still being under construction since 1882—with works funded purely by donations. Take a lift to the top of the towers for a panoramic view of the city and marvel at the ornate architecture. The nativity facade and crypt have also been awarded UNESCO World Heritage Status. Skip the line with a pre-booked tour with tower access, or combine your visit with another of Gaudi's work, Parc Guell. – Tripadvisor

Stroll through the historic center of medieval Barcelona and visit some of the city's most important political buildings and gothic architecture.

This gigantic stadium is the largest soccer stadium in Europe, with a seating capacity of 100,000

This pedestrian-only street is a rite of passage for first-time travelers in Barcelona. Starting from Plaça de Catalunya, amble along the boulevard where you'll find food kiosks and spot famed attractions like the Gran Teatre del Liceu theater, the Palau de la Virreina Palace, and La Boquería market—the city’s famous marketplace. Entertainment is plenty too thanks to the human statues and caricature artists, amidst other wacky street performers. If you’re not planning to shop, enjoy a jug of sangria at any of the tapas bars and people-watch away. Besides joining city tours, Barcelona’s hop-on hop-off bus is another great way to get here. – Tripadvisor

A combination display of water, music and light which was originally built in 1929. It was restored in 1992 and provides a spectacular show every half hour.

Casa Mila, popularly known as La Pedrera, is a most unusual building, constructed between 1906 and 1912 by the architect Antoni Gaudí (1852–1926) and declared UNESCO World Heritage in 1984. Today it is the headquarters of Fundacio Catalunya La Pedrera and houses a cultural centre that is a reference point in Barcelona for the range of activities it organises and the different spaces for exhibitions and other public uses it contains. A visit to La Pedrera, landmark building and container, gives us a better understanding and appreciation of architecture and transports us to the period when Antoni Gaudi lived.

The Palau, an icon of modernist architecture in downtown Barcelona The Palau de la Música Catalana is one of the most representative monuments of the city and It is one of the most recommended tourist attractions of Barcelona. Built between 1905 and 1908 by the great architect Lluis Domènech i Montaner, the Palau de la Música Catalana is an architectural jewel of Catalonia and essential part of any visit to the city, as any of the most fascinating Gaudi buildings. This historical building, declared a World Heritage Site by UNESCO in 1997, offers an experience so magical that visitors fall in love with it. From the hand of experienced guides, the wonders of this architectural pearl discovered and visitors into a fantasy world full of details and references to the characteristic nature of modernist architecture. An essential visit in the list of top 10 things to see in Barcelona.

Major thoroughfare in Barcelona that is lined with shops, restaurants, bars and some of Gaudí's architectural masterpieces.