Casino is a place where people can gamble and play games of chance. These gambling establishments often feature a variety of games, including poker, blackjack, roulette, and slot machines. They also offer other types of gambling, such as sports betting and horse racing. In addition, most casinos offer a wide range of dining and entertainment options.

The casino industry is one of the largest in the world, with more than 100 million visitors a year and revenue exceeding $50 billion. The largest concentration of casinos is in Nevada, followed by Atlantic City and Chicago. The proliferation of Native American casinos has also contributed to the growth of this industry.

Despite their obvious appeal to the senses, casino establishments are not without their problems. Because large amounts of money are handled within them, both patrons and staff may be tempted to cheat or steal; thus, security is a top priority for most casinos. Casinos usually employ a combination of physical security forces and specialized surveillance departments to prevent these violations. In addition, they use sophisticated technology to monitor their gambling operations; for example, in “chip tracking,” betting chips with built-in microcircuitry communicate with electronic systems to allow casinos to track exactly how much is wagered minute by minute, and casino roulette wheels are regularly electronically monitored to discover any statistical deviations from the expected results.

Martin Scorsese’s “Casino” is a classic casino film that explores the two sides of Vegas – the fame, riches and glamour contrasted with the brutal and damaging dealings that happen behind the scenes. This movie is based on a non-fiction book by Nicholas Pileggi, and stars Robert De Niro in a role as Sam Rothstein, a mobster who manages the casinos in Vegas.