... completed. When the main part of the cathedral was finished, a 140 foot space was left open to the sky because of no probable way of closing it off. In 1420, Filippo Brunelleschi, with the knowledge from studying architecture after his loss of the baptistery commission, took on the challenge of making a dome to fit over the space that would be structurally ... ...

• Word Count: 495
• Approx Pages: 2
• Grade Level: Undergraduate