Curling World Curling Tour to make the games only eight ends. Most tournaments on that tour are eight ends, as are the vast majority of recreational games. In international competition, each side is given 73 minutes to complete all of its throws. Each team is also allowed two minute-long timeouts per 10-end game. If extra ends are required, each team is allowed 10 minutes of playing time to complete its throws and one added 60-second timeout for each extra end. However, the "thinking time" system, in which the delivering team's game timer stops as soon as the shooter's rock crosses the
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