It has become popular in Canada and in more than 20 states in the United States. The competitors deliver one stone at a time, alternating with their opponents. When all 16 stones have been delivered, a period called an end or inning has been played. The stones of one rink that are closer to the house's center than any stones of the opposing rink score one point each. The opposing rink receives no points in that end.
Many skiers enjoy the thrill of speeding down mountain slopes.
Others like the challenge of traveling long distances across flat or slightly hilly terrain. Skiing is an extremely popular form of entertainment. It is also a major competitive sport. The most notable change on the American winter sport scene in recent years has been the boom in recreational skiing. Although there had been small groups of skiers since the early 1900s, their interest was primarily in jumping.