Why Is Burano's Bell Tower Leaning?

Murano Burano Blog

Giacomo Berto • August 6, 2026

Walking through the centre of Burano, it's impossible not to notice the bell tower of the Church of San Martino.

Its evident lean intrigues visitors, who often wonder whether it is about to fall.

Its tilt is due to the gradual settling of the lagoon soil, which over the centuries has affected many buildings in Venice and on the islands.

Like all the islands of the lagoon, Burano is built on ground made up of sediment, sand and clay.

To construct buildings meant to last, the Venetians developed a building technique that is still astonishing today: thousands of wooden piles were driven into the ground until they reached more compact layers, creating a stable base on which to rest the foundations.

The bell tower of San Martino, completed in the early 18th century, was no exception.

Over the years, however, the ground beneath it settled unevenly, and this slow movement caused the tower to lean, without compromising its function or causing a sudden collapse.

Over time, the bell tower has undergone consolidation work and continues to be monitored to ensure its stability.

Today, its lean is not an anomaly to be corrected, but a feature that tells the story of the complex relationship between Venetian architecture and the delicate balance of the lagoon.

If you look at the bell tower from Piazza Baldassarre Galuppi, the tilt is already evident.

As you move along the canals, however, the perspective keeps changing: from some points it looks almost perfectly vertical, from others the lean appears much more pronounced.

It is one of the details that makes Burano even more recognisable, and it often ends up in visitors' photographs.

It is also worth stepping inside the Church of San Martino.

Inside is one of the most important works on the island, the Crucifixion by Giambattista Tiepolo, painted in 1727, which helps make this place significant not only from a religious point of view, but also an artistic one.

The next time you pass by the bell tower, look up for a moment.

Its lean is not just an architectural curiosity: it is the visible sign of how, for centuries, people and buildings have lived alongside a territory unlike anywhere else in the world, where every building also tells the story of the lagoo

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