FLORENCE, Italy — If you would ever get lost in Florence, it’s easy: just look for the Duomo di Firenze or Florence Cathedral, and you’d be right on track! Smacked right at the heart of ...

This being Italy, intrigue occurred from the start, involving personal and professional jealousies. But the project, and Brunelleschi, endured, and the Duomo was completed on March 25, 1436.