How an Amateur Built the World's Biggest Dome

National Geographic · 2.7M views · 2014 · 3:50

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Civil engineering & constructionother

Why the open web links it

Explores how an untrained architect built the massive dome of Florence's cathedral using ingenious, still-mysterious techniques.

Linked by 20 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including wikipedia.org, archdaily.com, blogia.com, metalocus.es, iqads.ro.