Gaudí & Modernisme

The Basílica de la Sagrada Família is not only Barcelona's landmark — it is the most ambitious construction project in human history. Under construction since 1882, under Gaudí's direction since 1883, and still not finished. The planned completion is announced for 2026 (on the 100th anniversary of Gaudí's death), although the final completion will take a few more years.

What makes it so special?

From the outside, the Sagrada Família looks like a stone coral reef — organic towers growing into the sky, facades full of biblical narratives, a geometry that defies any category. But the true wonder is experienced inside: Gaudí transformed the nave into a forest of stone columns. The tree-like branching pillars bear the weight of the vault and let daylight flood through the stained glass windows — in the morning in blue and green (northeast side), in the evening in red and orange (southwest side). The effect is overwhelming: You stand in a space that is simultaneously a forest, cathedral, and light artwork.

The Three Facades

• Nativity Facade (Northeast): The only facade largely completed by Gaudí himself (1894–1930). Overflowing, naturalistic, full of angels, animals, and plants — like a living coral reef. Highly detailed and expressive.
• Passion Facade (Southwest): Designed by Gaudí, executed from 1954 by sculptor Josep Maria Subirachs. Angular, sparse, painful — deliberately in contrast to the Nativity Facade. The crucifixion scene and the "magic square" numbers (always totaling 33 — Christ's age) are fascinating.
• Glory Facade (South): The largest and last facade — still under construction. It will be the main facade of the finished church.

Towers

The finished church will have 18 towers: 12 for the Apostles (8 are standing), 4 for the Evangelists, 1 for the Virgin Mary, and 1 for Jesus Christ — the central tower will be 172.5 meters high, making it the tallest church building in the world. Gaudí insisted that no human construction should surpass God's work (the 173 m high Montjuïc).

The Park Güell (1900–1914) is Gaudí's colorful dream of a garden city — a place where architecture and nature merge into a single organic work of art. Originally planned as an exclusive residential area for wealthy Barcelonans (only 2 of 60 plots were sold), the park was opened to the public in 1926 and declared a UNESCO World Heritage Site in 1984.

Highlights

• The Dragon Stairway: The iconic salamander (El Drac) made of colorful Trencadís mosaic guards the grand staircase at the entrance. The most photographed object in Barcelona after the Sagrada Família.
• The Hypostyle Hall (Market Hall): 86 Doric columns support the roof of the planned market hall. On the ceiling: mosaic medallions made of broken ceramics. The acoustics are astonishing.
• The Wavy Bench (Banc de Trencadís): The curved bench on the large terrace is clad with millions of ceramic shards — an endless mosaic in bright colors. From here, you have the most spectacular panoramic view over Barcelona and the sea.
• The Viaducts: Winding stone galleries that look like naturally grown rock caves. Gaudí was inspired by stalactite caves and tree roots.
• Gaudí House Museum: In one of the few built houses, Gaudí lived from 1906 to 1925. Today a museum with personal items and furniture designs. Separate admission: 5.50€.

Practical Information

The park is divided into a paid monumental zone (the highlights) and a free forest area. You need a time slot ticket for the monumental zone — be sure to book online in advance, especially in high season. The number of visitors is limited. Plan for 1.5–2 hours for the monumental zone, plus forest paths.

The Casa Batlló (1904–1906) is Gaudí's craziest masterpiece — a residential building on Passeig de Gràcia that looks as if it were alive. No straight line, no right angles, but a facade of shimmering ceramic shards, bone-shaped balconies, and a roof that resembles the back of a dragon. UNESCO World Heritage Site since 2005.

The Facade

The facade is Gaudí's interpretation of the Legend of Saint George (Sant Jordi, patron saint of Catalonia): The scale-like roof is the dragon's back, the tower cross the knight's lance, the bone-like balconies the remains of the victims, and the blue-green ceramics the shimmering sea. The interpretation is controversial — some see water and water lilies, others bones and skulls. Gaudí never commented on it. At night, the facade is illuminated — a spectacle.

The Interior

The interior is a journey into an underwater world: The light well is tiled in various shades of blue from top to bottom — dark blue at the top (where much light falls), light blue at the bottom (where little light reaches). Gaudí thought in terms of light distribution, not decoration. The main apartment of the Batlló family (Noble Floor) has mushroom-shaped fireplaces, windows like turtle shells, and ceilings that resemble ocean waves.

The Augmented Reality Tour

Since 2022, Casa Batlló offers an immersive AR experience: With a tablet, you see Gaudí's visions come to life — butterflies fly through the light well, dragons climb over the roof, confetti rains from the sky. It sounds kitschy, but it's brilliantly executed and makes the visit an experience even for children and architecture skeptics. Included in the ticket.

Casa Milà — La Pedrera

The Casa Milà (1906–1912), called "La Pedrera" (the quarry) by Barcelonans, was Gaudí's last civil work before fully dedicating himself to the Sagrada Família. The wave-like facade of natural stone looks like a cliff eroded by the wind. The rooftop terrace with its surreal chimneys (the "warriors") is a highlight — here you feel like you're standing on another planet. UNESCO World Heritage Site. Admission: from 25€. The night tour with projection and live music on the roof is a special experience (from 35€).

Manzana de la Discordia

The "Block of Discord" on Passeig de Gràcia (No. 35–43) brings together three masterpieces of Catalan Modernisme on one block — as if the architects were competing:

• Casa Lleó Morera (No. 35) — Lluís Domènech i Montaner. Floral, elegant Art Nouveau.
• Casa Amatller (No. 41) — Josep Puig i Cadafalch. Neo-Gothic with a colorful stepped gable.
• Casa Batlló (No. 43) — Antoni Gaudí. The craziest of the three — and the clear winner of the contest.

From the opposite side of the street, you have a view of all three facades — an architectural photo par excellence.

Palau de la Música Catalana

Not by Gaudí, but by Lluís Domènech i Montaner (1905–1908) — but perhaps the most beautiful building in Barcelona. The concert hall of the Palau de la Música is an explosion of stained glass, mosaics, and sculptures. The inverted glass dome in the ceiling is one of the boldest architectural details in Europe. UNESCO World Heritage Site. Guided tour: 20€, concert tickets from 18€ — experiencing a concert here is one of the most unforgettable experiences in Barcelona.

Hospital de Sant Pau

The Hospital de la Santa Creu i Sant Pau (1901–1930) by Domènech i Montaner is an entire Art Nouveau hospital — a complex of 27 pavilions, connected by underground passages, with mosaics, towers, and gardens. Today a cultural center and UNESCO World Heritage Site. Only a 10-minute walk from the Sagrada Família — combine the two! Admission: 15€.