Canasta Story
thegamesjournal.com
Details the history of the game.
Canasta
sanyal.com
Rules and scoring for the five-handed version.
BoardGameGeek
boardgamegeek.com
Features a forum, user ratings, and summary of game rules and pictures.
Canasta
pagat.com
Features rules and tips.
Albany Canasta
webcom.com
Rules for a complex variant.
Canasta Strategy
helsinki.fi
Provides a look at game strategy, including melding, team play, and "freezing the pile."
Crazy Canasta
tosasoft.com
Rules for a 7-deck variation.
About Canasta
cardgames.about.com
A how to play guide for beginners.