A casino is a building where people can gamble and play games of chance. They are found in various countries worldwide.

The word “casino” derives from the Italian word “casino”, which means little house. Modern casinos offer a range of games of chance, including gambling machines and table games.

Popular games at casinos include slot machines, black jack roulette, craps, keno and more. These games provide the billions of dollars in profits that U.S. casinos make every year, but they’re not the only source of revenue.

Casinos are also the best place to see and enjoy live entertainment. They often host exclusive performances by popular music stars, circus troops and stand-up comedians.

Some of the world’s most famous casinos are in Las Vegas, Nevada and Atlantic City, New Jersey. Other places include Estoril, Portugal; Corfu, Greece; and Baden-Baden and Bad Homburg, Germany.

In addition to gambling, casinos offer luxury resorts and hotels that cater to the rich and famous. Some even feature Michelin star restaurants.

Modern casinos have specialized security teams. Physical security officers patrol the casino and respond to calls for assistance, while a specialized surveillance department operates the casino’s closed circuit television system.

In addition, a sophisticated surveillance system allows security personnel to watch every game and table at once, and adjust camera angles to focus on suspicious patrons. The video feeds are stored for later review, in case of a criminal investigation or a fraud investigation.