Climbing the Duomo: What 463 Steps With No Elevator Actually Feels Like

The Duomo dome climb is the single most asked about thing on any Florence itinerary, and it is also the one people most consistently underestimate.

Brunelleschi’s dome is over 400 steps with zero elevator, climbing through narrow curved passages built between the dome’s two shells, the same structural trick that let it get built in the 1400s without modern engineering. Once you start up, there is no turning around. The stairwell is one directional, narrow enough in stretches that you are moving in a single file line the whole way, and that is exactly the detail that catches families off guard.

Book it ahead, always, and pick your time slot with the heat in mind. It is a stone stairwell with limited airflow, and in July or August it gets hot partway up, on top of the physical effort of the climb itself. Morning slots are cooler and the light coming through the small windows partway up is better for photos too.

Know your family’s actual physical limits before you book this one, more than almost any other stop on a Florence trip. If you have a very young child, a stroller obviously does not go anywhere near this climb, and even a child who can walk fine on flat ground may struggle with thirty straight minutes of stairs and no rest stops. This is a stop for kids who can handle sustained physical effort, not a quick five minute detour.

If the full dome climb feels like too much for your group, the Campanile next door, Giotto’s bell tower, gives you a comparable view over the city for 414 steps, and it has more landings along the way where you can actually stop and catch your breath, which makes it the better choice for a family with mixed stamina levels.

What you get at the top is worth the climb either way. A close up look at the underside of Vasari’s frescoed Last Judgment painted across the interior of the dome as you pass through partway up, which most visitors standing on the cathedral floor below never get to see this closely, and then the full rooftop view over Florence’s terracotta roofline at the very top, with the hills and Fiesole visible in the distance.

I taught the Renaissance for eight years before I ever stood in any of these places myself, and Florence is where the textbook stopped being a textbook for me. Standing inside the dome Brunelleschi figured out how to build without the engineering tools we take for granted now is a different kind of understanding than any classroom diagram ever gave me, and it is the kind of thing that makes the word Renaissance mean something real to a kid rather than just a vocabulary word for a test.

Book online in advance, go early, wear real shoes, and know before you commit if your crew can handle 30 straight minutes of stairs with no way back down until the top.

More on timing this alongside the rest of a Florence day on the Florence city guide.