Florence, ItalyThe world's most famous bridge — a medieval stone bridge covered with goldsmiths' shops that has spanned the Arno since 1345. The Vasari Corridor (a private elevated walkway built for the Medici) runs directly above. Visit at sunrise before the crowds, or at sunset when the light on the Arno turns gold.
🏛️
The world's most important collection of Italian Renaissance art — Botticelli's Birth of Venus and Primavera, Caravaggio, Titian, Raphael, and Leonardo fill the Medici family's administrative building-turned-museum. Book timed tickets weeks in advance; the first-floor drawings collection is less crowded and equally magnificent.
🏛️
Brunelleschi's revolutionary dome — the largest masonry dome ever built, completed in 1436 without scaffolding using a technique that no one had attempted before or since. Climb the 463 steps inside the double shell to the lantern for the finest city view in Tuscany. Book online; queues are enormous.
🏛️
Home to Michelangelo's David — the original, 517cm-tall marble masterpiece that makes every reproduction seem absurd. The Gallery of the Prisoners (unfinished Michelangelos emerging from marble blocks) is equally extraordinary and rarely discussed. Book months ahead in peak season.