Vatican Museum Staircase The dizzying double helix pattern of the Vatican Museum staircase, designed in 1932 by Giuseppe Momo. There are two independent spirals -- one to walk up and the other to walk down. LENS: 17-35 at ~17mm | FILM: Fuji Provia 100F | EXPOSURE: f/4 at 1/15" | DATE: 10/03 |