Pope Blesses World's Tallest Church After 144 Years of Construction
Finn's Take· TL;DR- Barcelona's Sagrada Família completes after 144 years with Pope's blessing of its 566-foot central tower in June 2026.
- Gaudí transformed original Gothic design into iconic masterpiece despite 1936 fire destroying plans; modern technology helped reconstruct his vision.
- Final Glory Facade work continues until 2034, potentially requiring demolition of nearby homes for Gaudí's original monumental stairway design.
A Century-Long Dream Reaches the Heavens
After 144 years of construction, Barcelona's Sagrada Família stands complete at last. Pope Leo XIV — the 11th pontiff to reign since the project broke ground — will lead Solemn Mass and a ceremonial blessing, exactly 100 years after architect Antoni Gaudí died. The central Tower of Jesus Christ reached structural completion on 20 February 2026, when the final piece was installed, bringing the basilica to its final height of 172.5 m (566 ft).
More than 144 years after construction began, the world's tallest church reached its final height of 566 feet upon the installation of its last major structural element, a cross atop the central Tower of Jesus Christ, in February. The central spire of Jesus Christ is surmounted by a giant cross; its total height (172.5 metres (566 ft)) will be less than that of Montjuïc hill in Barcelona, as Gaudí believed that his creation should not surpass God's.
From Gothic Revival to Organic Marvel
When Pope Leo XIV blesses the Tower of Jesus of the Sagrada Família next Wednesday, June 10, it will be exactly 144 years, 2 months, and 22 days since the laying of the first stone of the famous temple, back on March 19, 1882, when the first construction project was promoted by the Association of Devotees of Saint Joseph, and Antoni Gaudí was not part of the initial plans. The brilliant architect did not take over the reins until a year later, and in doing so, he turned the original neo-Gothic design upside down, turning it into the iconic work that, nearly a century and a half later, is beginning to look almost as he imagined it.
In July 1936, anarchists from the Iberian Anarchist Federation set fire to the crypt and broke their way into the workshop, partially destroying Gaudí's original plans. In 1939, Francesc de Paula Quintana took over site management, which was able to go on with the material that was saved from Gaudí's workshop and that was reconstructed from published plans and photographs. Its completion is a testament to the efforts of the countless designers and architects who had to decipher plans for the church that were largely destroyed in the 1930s.
Modern Technology Meets Ancient Vision
Benefiting from materials like stainless steel and advanced technology, like computer-controlled stone-cutting machines, the Tower of Jesus Christ symbolizes the compromise between embracing modern construction and honoring Gaudí's historic plan. The cross was manufactured in Germany and delivered to Spain in 14 prefabricated sections made from concrete and stainless steel. The latter material, while not widely used in Gaudí's time, provided the necessary strength while reducing overall weight.
As an "expiatory temple," the church is funded entirely through donations and, since officially opening to the public in 2010, visitor revenue. The vulnerability of this model became clear during the Covid-19 pandemic, when tourism collapsed and ticket sales fell dramatically. Despite these challenges, the basilica now attracts roughly 2 million visitors annually.
Unfinished Business and Future Challenges
While an official inauguration is scheduled for June 2026 to mark the centenary of Gaudí's death, work on the Glory Facade, along with a controversial monumental stairway, is expected to continue until 2034. Gaudí's original project included a long staircase that, if carried out, would involve the demolition of some residential buildings nearby on Carrer Mallorca. The plan presented to the local authority in 1915, signed by Gaudí, includes the stairway, spanning two large city blocks, requiring the relocation of about 1,000 homes and businesses.
The inauguration will culminate with a show created specially for the occasion, illuminating the tower of Jesus Christ and the sky over Barcelona in a visual tribute to Gaudí's creativity and vision. This event also aims to recognise the five generations who, over more than a century, have made it possible to reach this point. The completion marks not just an architectural triumph, but a testament to human persistence across generations—proof that some dreams are worth waiting for, even if it takes nearly a century and a half to see them realized.