A casino is a gambling hall where gamblers place bets on games of chance. The games played in casinos are primarily table games, with some slot machines and a few novelty games. Most casinos also have restaurants, bars and theaters. Some even have pools, spas and other attractions. Casinos have long been a major attraction on the Las Vegas Strip, but they also exist elsewhere in the United States and around the world.

The casino began in Europe as a gathering place for elites. In modern times, casinos are a popular destination for families and groups of friends. Casinos are a form of entertainment, and they also serve as an economic engine that creates jobs and taxes for local governments.

In addition to security cameras, casinos use a variety of other technology to keep their patrons safe. For example, a casino may have a system called “chip tracking” that monitors betting chips’ microcircuitry to determine exactly how much is wagered on each table and quickly detect any deviation from expected results. Casinos also use specialized video systems that offer a bird’s-eye view of the casino floor from a room filled with banked monitors.

There are many different types of casinos, ranging from the elegant spa town of Baden-Baden, Germany, to the enormous megacasinos that dominate the Las Vegas Strip. These giants have hotels, restaurants, non-gambling game rooms, bars and other amenities, and they offer an astonishing number of gambling options, including a huge selection of slot machines and more than 100 table games.