article_snippet.sent: Completed in 1436, the cathedral is the fourth largest cathedral in the world and one of the most popular tourist attractions in Tuscany.
article_snippet.sent: Now a Unesco World Heritage Site, a Unesco World Heritage Site famous Renaissance dome was designed by architect Filippo Brunelleschi and added in the 15th century.
article_snippet.sent: del Duomo (Museum of the Works of the Cathedral).
highlights_snippet.sent: Famous Renaissance dome was designed by architect Filippo Brunelleschi .
  