A casino is a place where people can gamble and play games of chance. Its gambling options may vary but it typically includes table games like blackjack and roulette as well as slot machines. It may also include a variety of other games that are less traditional but still provide an element of chance, such as two-up, fan tan and pai gow. Casinos can be found all over the world but some places have become known specifically as gambling centers.
Most casino games have a built in house advantage, which can range from very small to over two percent, depending on the game and how it is played. The house advantage generates revenue for the casino that is used to pay out winning bettors and cover operating expenses. Casinos also generate revenue through a number of other means including comping (free goods and services) to big bettors.
To maximize profits, casinos are designed to appeal to the senses. They are usually very bright and have a lot of flashing lights to attract attention. They often feature a mix of electronic and live music to create an atmosphere that is enjoyable to the ear. More than 15,000 miles (24,000 km) of neon tubing is used to light many of the buildings on the Las Vegas strip.
Because of the large amounts of money handled within a casino, security is a high priority. Casinos use cameras to monitor patrons and employees for signs of cheating or stealing. They also use other technologies to keep track of the games themselves, such as specialized betting chips with microcircuitry that can be tracked minute by minute or wheel sensors that monitor for any statistical deviations from expectations.