Before revision: 300px|upright=1.4|The Creation of the Sun, Moon and Vegetation , ceiling fresco by Michelangelo, pre-restoration upright=1.4|A post-restoration section of the ceiling of the Sistine Chapel that includes the fresco shown above The conservation-restoration of the frescoes of the Sistine Chapel was one of the most significant conservation-restorations of the 20th century.
After revision: 300px|upright=1.4|The Creation of the Sun, Moon , and plants , ceiling fresco by Michelangelo, pre-restoration upright=1.4|A post-restoration section of the ceiling of the Sistine Chapel that includes the fresco shown above The conservation-restoration of the frescoes of the Sistine Chapel was one of the most significant conservation-restorations of the 20th century.