Duomo Timeline: Key Dates and Phases

Milestones

• Foundation and early plans.
• Façade debates and revisions.
• Dome competition and Brunelleschi’s appointment.
• Construction phases and lantern completion.

Names to Know

• Architects and patrons across phases.
• Workshop leaders and crews.
• Artists in fresco and sculpture.

Bottom line: The timeline isn’t linear; it’s ambition tempered by reality.