Built to thrill The top 12 must-visit new buildings, built in the past five years By Cathleen McGuigan Arthur Frommer's Budget Travel Updated: 6:24 p.m. ET Sept. 27, 2004 October issue, Budget Travel magazine - Ten years ago, the idea of cutting-edge architecture as a massive popular draw was ludicrous—it was the domain of private residences and the occasional corporate headquarters. Frank Gehry’s Guggenheim Bilbao changed everything: Now great buildings are popping up everywhere. What’s even more remarkable, many are open to the public. We’ve picked the 12 best of the last five years. • Auditorium Parco della Musica (Rome,...