A casino is a place where people can gamble and play games of chance. Most casinos offer a wide variety of gambling activities, including blackjack, poker, craps, roulette, and slot machines. Some casinos also offer non-gambling entertainment, such as live music or shows. Casinos may be located in cities or in private clubs or on Native American reservations. Many state governments regulate casino gambling.
There are almost 1,000 casinos in the United States, with most being located in Nevada and Atlantic City. Some states have laws limiting the number of casinos, while others do not. Casinos often include other attractions such as restaurants, hotels, and shopping malls. They may also offer convention facilities.
In addition to slot machines and table games, some casinos feature various card games, such as baccarat (in the popular variant chemin de fer), blackjack, and trente et quarante in France. They also sometimes feature games of skill, such as keno and craps. Some casinos also operate poker rooms where patrons compete against each other, with the house making its profit by taking a percentage of each pot or charging an hourly fee for the tables.
Because of the large amounts of money that are handled within a casino, there is an inherent danger that staff and patrons will attempt to cheat or steal from each other. To prevent this, casinos have a range of security measures. These may include the use of cameras, the requirement that patrons keep their hands visible at all times when playing a card game, and rules requiring players to maintain an appropriate level of decorum.