History of Rome Library was officially founded on 15 June 1475. He restored several churches, including Santa Maria del Popolo, the Aqua Virgo and the Hospital of the Holy Spirit; paved several streets and also built a famous bridge over the Tiber river, which still bears his name. His main building project was the Sistine Chapel in the Vatican Palace. Its decoration called on some of the most renowned artists of the age, including Mino da Fiesole, Sandro Botticelli, Domenico Ghirlandaio, Pietro Perugino, Luca Signorelli and Pinturicchio, and in the 16th century Michelangelo decorated the ceiling with his famous masterpiece, contributing to what
Sistine Chapel ceiling cleanly defined outlines make each subject easily visible from the floor. Despite the height of the ceiling, the proportions of the "Creation of Adam" are such that when standing beneath it, "it appears as if the viewer could simply raise a finger and meet those of God and Adam". Vasari tells us that the ceiling is "unfinished", that its unveiling occurred before it could be reworked with gold leaf and vivid blue lapis lazuli as was customary with frescoes and in order to better link the ceiling with the walls below it which were highlighted with a great deal of