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 (10[1])Calatrava for one of these buildings in Milwaukee. A skylight shaped like a metal flower (10[1])tops one of these buildings (10[1])designed by Frank Gehry, (-5[3])which has (10[1])flowers (10[1])in a 40-foot-tall puppy shape outside it. A helical ramp (-5[1])surrounds an open atrium (10[1])in one of these buildings that its architect called an “inverted ziggurat.” François Mitterand commissioned I. M. Pei to design (10[1])a glass-and-metal structure (10[1])for one of these buildings in Paris. (10[1])For 10 points, what kinds of buildings include the Guggenheim and the Louvre? ■END■ (10[3])