Wikimedia
Wikipedia: Curling
This article on curling provides a history of the sport, as well as "basics of the game," information on the playing surface, players and equipment. Includes a "graphical depiction of a curling sheet," photographs of equipment and a lot...
Alberta Online Encyclopedia
Alberta Online Encyclopedia: Alberta Inventors and Inventions: Elias Bjarni
Elias Bjarni "Ole" Olson is credited for using the first coloured ice in a curling game and inventing the standard rubber curling hack. Read his biography and explore some of Olson's other achievements.