My top 10 friends list(in order):
1. One Liberty Plaza (Philadelphia)
jpalidigi
2. Q1 (Gold Coast)
sinandcity
3. Eureka (Melbourne)
stephen b
4. US Bank Tower (Los Angeles)
dugm2
5. Empire State Building (NYC)
pmarella
6. Bank of China (Hong Kong)
Steve Webel
7. Penbscot Building (Detroit)
DetroitDerek
8. Conde Nast Building (NYC)
wallyg
9 & 10. Veer Towers (Las Vegas)