A casino is a gambling establishment where patrons place bets on various games of chance or skill, and in some cases both. Casinos are operated by gambling control commissions or similar entities and may offer a variety of services to patrons such as restaurants, hotel rooms, and entertainment. In some states, casinos must be licensed to operate.

Casinos are usually large in scale and feature multiple gaming floors, a variety of table games, and thousands of slot machines. They also have live entertainment, luxury hotel accommodations, and gourmet restaurants. Casinos are often open 24 hours a day.

In addition to standard casino fare, many modern casinos feature a range of Asian-themed games including sic bo (which spread from China to several European continental casinos in the 1990s) and fan-tan. In some cases, these games are played on tables that are electronically monitored to oversee the exact amounts placed by each player minute-by-minute and alert the staff to any statistical deviations from expected results.

Casinos are also known for promoting the use of digital payment methods such as Interac, which is used by many Canadian gamblers for online casino play. This payment system offers faster payments than e-wallets and is safe and secure. Moreover, it also allows players to enjoy casino bonuses, rewards and incentives. However, the use of digital payment systems can lead to increased costs for casino operators. As a result, the industry has come under pressure from some state lawmakers who are seeking to reform the way casinos are regulated and taxed.