Place Your Bet
Casino and sports book guide. Few casinos. Annoying pop-up ads.
BestCasinos.co.uk is a British guide to online casinos and gambling, part of a clan of similar sites. The emphasis is on casinos in the UK. Features beginner's guide, directory, review, rules & strategy, links, etc. Very nice interface, easy to find. The information is a bit shallow, but accurate and un-biased.
Best Online Poker
Online poker portal with nice design offering information on poker tips, rules, strategy as well as a glossary and poker site directory.
Betting Links has close to 200,000 links devoted entirely to sports betting and casino gambling. However, it is naturally not so easy to find and good quality on all links.
Wednesday Nite Poker Archive
Online gambling portal. Features news, various guides, tests and directory. The information is quite shallow and limited mostly to Boss Media casinos.