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Florence Cathedral

Also Known As Santa Maria del Fiore, the Duomo
Religious and Sacred Buildings
Ribbed Octagonal Dome

The cathedral of Santa Maria del Fiore in Florence, crowned by the octagonal brick dome Filippo Brunelleschi raised between 1420 and 1436 without conventional timber centering, still the largest masonry dome in the world. The dome's construction, managed with machines Brunelleschi invented for the purpose, is the founding feat of Renaissance architecture.

Facts
Building Type
Cathedral 2
Location
Florence, Italy 2
Completed Year
1296 3
Completed Year
1436 2
The year the dome was completed and the cathedral consecrated; the lantern above it was finished later in the century.
Height (m)Sourced to the subject's own account
114.5 4
Classification
Standing StatusSourced to the subject's own account
Standing 1
Building Type
Building Type (category)
Cathedral 2
Connections

Designed By

The dome; the cathedral body was designed by Arnolfo di Cambio and continued by others from 1296.

Source Encyclopedia Britannica

Has Building Type

Cathedral, Concepts

Entity-backed identity for the building-type enum value this building already carries, resolved to an architecture concept by an explicit value-to-entity map (phase 3 bucket conversion, docs\design_entity_backed_browse_buckets_20260928.md). The building-type fact itself stays on the building unchanged.

In Style

The body of the cathedral, begun 1296, is Italian Gothic; the dome that crowns it opened the Renaissance.

Source Encyclopedia Britannica

Brunelleschi's dome of 1420 to 1436 is the founding work of Renaissance architecture.

Source Encyclopedia Britannica

Open Questions

Uses Element

The largest masonry dome in the world.

Source Encyclopedia Britannica
In the Other Atlases
Sources
1. Florence Cathedral (Wikipedia)
Wikimedia FoundationEntity description and the lead of the Wikipedia article
Quote, Entity description and the lead of the Wikipedia article
The cathedral of Santa Maria del Fiore in Florence, crowned by the octagonal brick dome Filippo Brunelleschi raised between 1420 and 1436 without conventional timber centering, still the largest masonry dome in the world. The dome's construction, managed with machines Brunelleschi invented for the purpose, is the founding feat of Renaissance architecture.
View the Source
2. Encyclopedia Britannica
Encyclopedia Britannica, Inc.
  • britannica.com/topic/Florence-Cathedral-Italy, lead definition
    Florence Cathedral, Roman Catholic cathedral and minor basilica in Florence, Italy. When it was consecrated in 1436, it was the world's largest church, able to accommodate 30,000 worshippers. Among the building's significant features are its stained glass windows; its ornate green, red, and white marble facade; its collection of paintings and statuary by Renaissance masters; and especially its dome, designed by Filippo Brunelleschi (1420-36).
  • In Style: Gothic Architecture
  • In Style: Renaissance Architecture
  • Designed By: Filippo Brunelleschi
  • Uses Element: Dome
View the Source
3. Wikidata: Florence Cathedral
  • Wikidata Q191739, class allow-list match (w-wdresolver-0926)
  • Wikidata Q191739, P571 claim (w-bbfill-artsarchag-0926)
View the Source
4. Florence Cathedral (Wikidata)
Wikimedia FoundationWikidata height (P2048) statement: 114.5
Quote, Wikidata height (P2048) statement: 114.5
Wikidata item Q191739, property P2048 (height): 114.5 m (converted to metres, preferred/normal rank, non-deprecated)
View the Source
Open Questions (1 open question)
How exactly did Brunelleschi build the dome of Florence Cathedral without conventional centering?

Brunelleschi left no treatise and guarded his methods in his own lifetime, so the surviving evidence is the dome itself, the account books, and machines described secondhand. How the herringbone brickwork and the double shell actually stabilized each fresh course of the rising vault, and how the courses were laid out in space without centering to guide them, is still argued among historians of construction, with competing geometric reconstructions defended in the literature and none established.

What would resolve this A reconstruction of the laying-out method that accounts for the dome as measured, the documented equipment and the account-book record together, tested at scale rather than argued from drawings alone.
Construction History, Structural Engineering, Archival ResearchEncyclopedia Britannica
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