A casino, also known as a gambling house or a gaming hall, is an establishment for certain types of gambling. Casinos are often built near or combined with hotels, resorts, restaurants, retail shops, and other tourist attractions. Some casinos host live entertainment events such as stand-up comedy, concerts, and sports events. In the United States, there are 40 state-regulated casinos.
Most casinos offer a wide variety of games, including blackjack, craps, roulette, and poker. Some casinos also offer keno, bingo, and horse racing. In addition to traditional casino games, many modern casinos also feature video slots and other electronic games.
The casino industry is a major source of revenue for some countries. It is estimated that the global market for casino gambling is worth more than $70 billion. The largest concentration of casinos is in the Las Vegas Valley, with other significant gaming areas located in Atlantic City, New Jersey; Chicago, Illinois; and Puerto Rico. In addition to traditional casinos, some American Indian reservations have casinos.
Casinos have strict rules and security measures. Many use cameras and other technologies to monitor activities. Some also have trained security personnel to prevent gambling by minors and other violations. Some casinos have bars where patrons may purchase alcohol. Guests may also be required to wear special identification.
Many casinos have restaurants and bars that serve a wide variety of food and beverages. Some even have gourmet dining options. Others have live entertainment and dance floors. In addition, some casinos have roofed swimming pools and other recreational facilities.