A casino is a place where people can play games of chance. It usually includes a variety of games, such as roulette, blackjack and poker. A casino can also include other amenities, such as restaurants and stage shows. Casinos are often built near resorts and other tourist attractions. Some casinos are built on cruise ships.

Something about gambling seems to encourage people to cheat or steal, and it is no surprise that casinos spend a lot of time, effort and money on security. This starts on the floor, where casino employees watch patrons closely. Dealers can quickly spot blatant cheating like palming, marking or switching cards or dice. Table managers and pit bosses have a broader view and can keep track of betting patterns that could signal cheating.

Casinos are designed to make gambling seem as attractive as possible, so they offer a variety of games with different levels of risk. Brightly lit, loud and colorful games have the highest risks while games that don’t come with a lot of fanfare have the lowest risks.

Casinos are a major source of income for many nations. However, they can also be a source of addiction for many people. Studies show that the net impact of a casino on its community is negative, due to a shift in spending away from other entertainment and higher costs for treatment of compulsive gambling.