A casino is a gambling establishment, where patrons wager money or other valuables on games of chance. In many countries, casinos are licensed and regulated by government authorities. Various gambling games are available, including table games such as blackjack, craps, and roulette, and random number games such as bingo. Some casinos also feature skill-based games such as poker and baccarat. Casinos are located in buildings or on boats, and some offer dining, entertainment, and other amenities.

The world’s largest casino is the MGM Grand Hotel and Casino Resort in Las Vegas, Nevada, USA. It has a total of 590,000 square feet (55,000 square meters) of floor space. The casino features a variety of gaming tables and slot machines, and is famous for its lavish decoration. It has been featured in several films, including James Bond movies and Eugene Levy’s comedy, Once Upon a Crime.

There are more than 3,000 casinos worldwide. In the United States, there are over 50 casinos in 30 states. Most of these are in cities with large populations, such as New York City and Las Vegas. The remainder are in smaller towns and cities. Some casinos are operated by Indian tribes, and are not subject to state antigambling laws.

Most casinos have a dedicated security force and a specialized surveillance department. They work closely together to protect the property and patrons. Security personnel patrol the casino and respond to reports of suspicious or definite criminal activity. A specialized surveillance department operates the casino’s closed circuit television system.