A casino is a gambling establishment that offers table games like blackjack, roulette and poker. Some casinos offer live entertainment and a wide variety of food and drink options. They can be found all over the world. Some casinos are built into hotels, while others stand alone. The term casino is also used to describe a gaming facility operated by a Native American tribe.

Casinos go to great lengths to attract and keep gamblers, experimenting with different colors, sounds and scents to see what works best. They invest millions of dollars determining what kinds of lights, noises and other stimuli make people want to spend their money.

While casino gambling is a form of risky play, it can also be an exciting social activity. Many gamblers enjoy it with friends or family, and many casinos encourage social interaction by hosting special events and offering comps to frequent customers.

In the United States, casinos are licensed and regulated by state governments. They are often located in areas with high concentrations of tourists and residents. In order to be licensed, a casino must meet certain criteria including minimum capital investment, employee training and security measures. Casinos are also required to report their gambling revenues to the state. The North American Industry Classification System (NAICS) code for casinos is 713210. This classification includes establishments that operate gambling facilities that include table wagering games and other gambling activities, as well as those that provide food and beverages.