Restoration of the Sistine Chapel frescoes smoke and exhaust fumes of the city, being "much dirtier than the ceiling proper". The building was a little unstable and had already shifted considerably prior to Michelangelo's work of 1508, causing cracking of the ceiling, the crack in the "Judith" pendentive being so large that it had to be filled with bricks and mortar before painting. The upper part of the ceiling provided Michelangelo an irregular surface due to cracks and water seepage. Continued ingress of water from the roof and from unroofed exterior walkways above the ceiling level had caused seepage which carried down salts from the building
Sanctuary of Atotonilco Barajas over a period of thirty years with almost no free space left among the numerous images. The style of the painting imitates Flemish painting which was known through Belgian prints that the Spanish brought over from Europe. This mural work has led the complex to be called the “Sistine Chapel of America ” or the “Sistine Chapel of Mexico.” Along the main nave of the church, especially along the ceiling, the story of Jesus’s ministry and death according to the Gospels are told. At the entrance area, there are images related to the Last Judgment. In the highest part