Suspended black staircases feature in one of these buildings designed by Zaha Hadid which was built on the site of a military barracks. The Quadracci Pavilion was designed by Santiago Calatrava for one of these buildings in Milwaukee. A skylight shaped like a metal flower tops (-5[1])one of these buildings designed (-5[1])by Frank Gehry, which has flowers in a 40-foot-tall puppy shape outside it. (10[2])A helical ramp surrounds an open atrium (10[1])in one of these buildings (10[2])that its architect called an “inverted ziggurat.” François Mitterand commissioned I. M. Pei to design (10[1])a glass-and-metal structure for one of these buildings (-5[1])in Paris. (10[1])For 10 points, what kinds of (10[1])buildings include the Guggenheim and the Louvre? (10[1])■END■