General Information:
chicago.citysearch.com
www.chicagoreader.com
meetinchicago.com/packexpo

Food & Entertainment:
www.chicagorestaurants.com
metromix.chicagotribune.com
www.lyricopera.org/home.asp
www.cso.org
www.centerstage.net
www.studioz.org

Museums:
www.artic.edu
www.fmnh.org
www.chicagohs.org
www.mcachicago.org
www.caconline.org
www.chicago-botanic.org
www.lpzoo.com