Music
Chicago Symphony
DePaul School of Music
Lyric Opera Of Chicago
Jazz Showcase - Don't Miss This One
Jazz Record Mart
Fitzgeralds - Another Don't Miss Opportunity (close suburb)
Jazz Institute of Chicago
University of Illinois at Chicago Libraries
Gerber/Hart Library
Roosevelt University Library

Architecture
Chicago Architecture Foundation
Chicago Chapter and national home page.
Perspectives, architecture and design videos
Landmarks Preservation Council of Illinois

Chicago
Chicago Homepage

Media
Chicago Sun-Times
WTTW     
Chicago's North Shore
WGN
WBEZ, Chicago's National Public Radio connection
Chicago Tribune
Tourism
Chicago Convention and Tourism Bureau
Chicago CityLink

Miscellaneous
Fermi National Accelerator Laboratory
Graveyards of Chicago
Illinois Humanities Council
Steppenwolf Theatre Company
Chicago Learning Guide Magazine