A Casino is an establishment for certain types of gambling. Its games include black jack, roulette, craps, and keno. It also offers dining, entertainment, and shopping. Some casinos are integrated with hotels, resorts, or other tourist attractions. Others stand alone. Some casinos are known for their large capacity, offering thousands of slot machines and many table games.

The majority of casinos are located in the United States. The most famous is in Las Vegas, followed by Atlantic City and Chicago. There are also several Indian casinos. Casinos are popular destinations for tourists and locals alike. They provide excitement and entertainment, but they can be dangerous. The large amounts of cash handled within a casino make them attractive targets for fraud and theft by both patrons and staff, either in collusion or independently.

To combat this, modern casinos have extensive security measures. They typically employ a combination of physical security personnel and a specialized surveillance department. The security department patrols the casino and responds to calls for assistance, as well as reporting suspicious or definite criminal activity. Surveillance personnel operate a closed circuit television system (CCTV), referred to in the industry as the eye in the sky.

In addition to these security measures, most casinos offer patrons comps to encourage them to gamble. These can be in the form of free meals, drinks, hotel rooms, or even shows. Casinos also collect data on their players through these programs and use it to advertise to them. While traditional marketing techniques like direct mail and newspaper ads may not be as effective as they once were, the casino industry is embracing newer methods of marketing such as social media and email marketing to boost engagement rates.