Is Siena Cathedral Worth It?

Is Siena Cathedral worth it? Yes: the floor, the library and the striped nave make it one of Italy's great churches. How long to spend, what to see, and why it was never finished.

Updated October 2026

Yes, Siena Cathedral is worth it: the black-and-white striped nave, the inlaid marble floor, Pinturicchio’s library and works by Nicola Pisano, Donatello, Michelangelo and Bernini put it among the great churches of Italy, and an hour is enough to see the cathedral itself.

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Allow about two hours for the whole OPA SI PASS route, which the Opera della Metropolitana says is its length. For the most context in the least time, Siena Experience Italian Hub’s 3-Hour Private City Walking Tour with Optional Cathedral gives you a guide of your own, from US$168 a person (checked October 2026).

Illustration: two visitors at a parapet looking over Siena's rooftops to the striped cathedral and the Torre del Mangia
Illustration: Siena from above, the view from the Facciatone at the end of a visit.

What to see inside

The nave first, with its columns banded in white and dark green marble, then the floor, uncovered in 2026 until 15 November. Nicola Pisano’s pulpit, carved from 1265 to 1268, is one of the masterpieces of Gothic sculpture. Donatello’s bronze St John the Baptist stands in the chapel named after the saint, and the Piccolomini Altar holds four statues of saints by the young Michelangelo, St Peter and St Paul among them. In the Chapel of the Madonna del Voto are two statues by Bernini, Mary Magdalene and St Jerome. The Piccolomini Library, off the left aisle, is the most colourful room in the building.

Why it was never finished

In 1339 Siena began an enormous new cathedral, meant to outdo Florence’s, in which the present church would have become only the transept. The plague of 1348 killed much of the city and emptied the building site, and by 1357 the new walls were failing and experts advised taking parts of them down. Siena finished the old cathedral instead. The walls of the new one still stand to the right of the facade, and the tallest, the Facciatone, is now a viewpoint reached through the Museo dell’Opera.

How long to spend in Siena

Four hours is enough for the cathedral and the library, a walk down to Piazza del Campo and lunch. A full day lets you add the OPA SI PASS sites, the Museo dell’Opera with Duccio’s Maestà and the Facciatone view. Is Siena nicer than Florence? It is smaller, quieter once the day-trippers leave, and easier to walk; which is nicer depends on whether you came for the Uffizi or for a medieval town.

Who should skip it

If you have only an hour in Siena and no ticket, the queue in season can take a good part of it; book a skip-the-line entry or see Piazza del Campo instead. The Crypt, the Baptistery and the museum are not accessible to wheelchair users, though the cathedral has a ramp on its left side. And once the floor is covered again, from 16 November, it is closed to visitors on Sunday mornings.

Pick the visit that is worth it for you:

Your own guide

Private 3-Hour Walking Tour

From US$168 a person · 405 reviews

A local guide for three hours; the cathedral ticket is paid on the day.

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A shared guide

Walking Tour + Skip-the-Line Duomo

From US$45 a person · 1,436 reviews

Two hours through the old town, ending inside the cathedral.

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On your own

OPA SI PASS

From US$22 a person · 3,903 reviews

The cathedral and six more sites over three days.

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Prices and review counts as listed on GetYourGuide in October 2026, not a quote.

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Siena: 3h Private City Walking Tour with Optional Cathedral

Siena With Your Own Guide, Three Hours

4.8/5 from 405 verified reviews · From US$168 per person (3-hour private guide; cathedral ticket paid on site; checked October 2026) · Free cancellation

Siena Experience Italian Hub's private walking tour gives you a local guide for three hours: San Domenico, Piazza del Campo, the palaces and the cathedral if you choose, with the ticket paid on the day. Rated 4.8 from 405 reviews, from US$168 a person as of October 2026, with free cancellation up to 24 hours before.

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