Vatican opens Raphael's "Room of Constantine" after 10 years of restoration

Vatican opens Raphael's "Room of Constantine" after 10 years of restoration<p>The Vatican Museums unveiled the restored "Corridor of Constantine," the final of 4 rooms painted by Raphael and his apprentices. In the course of the 10-year challenge, a brand new method was found: Raphael used oil paints on the wall for higher vibrancy.</p>