Madrid’s new Hotel Puerta América tapped 12 of the world’s hottest architects to design one floor each in the 360-room Spanish hotel. Think Zaha Hadid sandwiched between Norman Foster and Jean Nouvel. Cognoscenti consider it a design hall (or halls) of fame. The rest of us just call it cool. From $270. 011-34-902-36-36-00,
— Elaine Glusac