The Duomo in Florence is a towering masterpiece of Renaissance ingenuity and an enduring source of mystery. A team of U.S. master bricklayers help build a unique experimental "mini-Duomo" using period tools and techniques. Will it stay intact during the final precarious stages of closing over the top of the dome?
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.