A casino is a gambling establishment where various games of chance are played. In addition to slot machines and table games such as blackjack and poker, many casinos offer live entertainment and sports betting. Casinos are often combined with hotels, resorts, restaurants, retail shops and other tourist attractions. In the United States, the term casino usually refers to a large gaming facility in Las Vegas or Atlantic City, but it may also be used for smaller facilities in other cities. In some countries, casinos are licensed and regulated by government authorities.

The casino industry attracts people with a desire to win money, and the high stakes often increase the excitement of the games. In order to avoid cheating, stealing and other forms of illegal activity, casinos invest a large amount of time, effort and money into security. Most casinos have a dedicated security department, and some have specialized security forces that patrol the premises and respond to calls for assistance or reports of suspicious behavior.

While a casino’s security measures can be effective, something about gambling seems to encourage people to try to beat the system through deception. For this reason, some casinos have security measures that go beyond cameras and other technology, such as hiring gaming mathematicians and computer programmers to analyze game strategies and look for statistical deviations from expected results. This allows them to spot and punish those who attempt to rig games or steal money from the house.