What actually changed

Medieval religious art, broadly, prioritised symbolic meaning over visual realism — figures were often flat, out of proportion to their surroundings, arranged by spiritual importance rather than physical space. Renaissance artists, starting in Florence in the early 1400s, developed and applied techniques to make images look convincingly three-dimensional and anatomically real: linear perspective, realistic proportion, and closely observed human anatomy.

The key breakthrough: linear perspective

Filippo Brunelleschi — better known today for the Duomo's dome — is credited with formally working out linear perspective around 1415, a mathematical system for representing three-dimensional space convincingly on a flat surface. Masaccio's Holy Trinity fresco in Santa Maria Novella, painted around 1427, is widely considered the first major painting to apply the technique fully, creating a startlingly convincing illusion of a receding chapel space on a flat wall. See our Santa Maria Novella guide.

Key figures to know before visiting

  • Giotto (c.1267–1337) — pre-dates the Renaissance proper but is often called its precursor, for bringing genuine emotional expression and spatial depth into painting for the first time in centuries.
  • Donatello (c.1386–1466) — revived classical, naturalistic sculpture, including the first free-standing nude bronze statue since antiquity.
  • Sandro Botticelli (1445–1510) — Medici court painter, known for The Birth of Venus and Primavera, both in the Uffizi.
  • Leonardo da Vinci (1452–1519) — trained in Florence before his later, more famous years elsewhere; several early works are in the Uffizi.
  • Michelangelo Buonarroti (1475–1564) — Florentine by training and much of his early career; the David, the Medici Chapel tombs, and work in the Duomo Museum are all here.

Why Florence specifically

A combination of enormous concentrated wealth (from banking and trade), a culture of civic and family competition that translated into competitive art patronage, guild structures that trained artists rigorously, and — not to be underestimated — Medici money specifically directed at attracting and retaining the best talent in Italy.

Good to know: "Renaissance" (French for "rebirth") wasn't a term contemporaries used about themselves — it was coined by later historians describing a perceived rebirth of classical Greek and Roman ideals after the medieval period.