A casino is a large building or room where people play games of chance or skill. The most popular games are roulette, blackjack, and poker. Casinos also offer a variety of other entertainment options, such as shows and food.
Gambling has been part of human culture for millennia. The earliest evidence comes from 2300 BC China, when wooden blocks were used to play dice. In the 1400s, the first card game emerged, and in modern times, baccarat is one of the most popular games at casinos around the world. The United States has the most casinos, with nearly 2,147 gambling establishments across 920 cities. Other countries with significant numbers of casinos include Romania, the Czech Republic, and Spain.
Casinos are often located in or near resorts and other destinations with high levels of tourist traffic, such as major cities. They may be owned by governments, private businesses, or social organizations. The largest casinos are operated by international hotel chains such as the Las Vegas Sands Corporation. Some are built as standalone buildings, while others are integrated into other resorts.
While the main business of a casino is gambling, some also have sports betting sections and host events such as concerts or boxing matches. Because of the large amounts of money handled within a casino, security measures are important. Staff and patrons may be tempted to cheat or steal, either in collusion or independently; as a result, most casinos have stringent rules and regulations.