2013 Continental Cup of Curling The first side to win a majority of the points available wins the cup. Teams compete in four formats: team games, mixed doubles games, singles competitions, and skins games. Team games are regular curling games, with two teams of four playing against each other. Mixed doubles games involve two teams, each consisting of one male and one female, playing against each other. Mixed doubles teams use only six stones per end, one of which is positioned prior to the start of the end. This is in contrast to the eight stones per end used by teams of four in regular
United States Curling Association and played world-wide, but especially in Poland where it originated as far the 1600s by ice-fisherman. It's popularity is mostly spread about Canada and Western Europe. More recently has it become more popular in America, due to the USA men's curling team winning gold in 2018. The granite for the stones comes from two sources: Ailsa Craig, an island off the Ayrshire coast of Scotland, and the Trefor Granite Quarry in Wales. These sites are chosen because of their inexpensive and abundant source of the raw material. USA Curling member clubs are organized into eleven regional curling associations. The United