Hands down. The Best guides:

Colorado Gambling - WCD has an excellent guide to gambling in Colorado and includes lots of information including horse and dog track info. you can book hotels online here and this site has a ton of great features. (world wide casino listings, too)

Central City Colorado Casinos - Central City, Colorado casinos & gambling information website includes contact information for every casino with photos, etc...

Colorado Casino Guide . Info - Information on all of Colorado's casino towns: Black Hawk, Central City & Cripple Creek - includes information on lodging, attractions, transportation and much more.

Colorado Casinos - Colorado Casinos & Gambling Information Portal - Photos, Lodging, Transportation, Contact Information

Colorado Gambling - Colorado casino message board and gambling information website covering Blackhawk, Central City & Cripple Creek.

Cripple Creek Colorado Casinos - Information site on gambling and the casinos of Cripple Creek, Colorado and old west gold mining town outside of Colorado Springs.

Home Run Hold'em Poker - Invented here in Colorado, Home Run Hold'em is a very exciting new variation of Hold'em with a progressive jackpot and more.