A casino, or gambling house, is a place where patrons can take part in certain types of gambling. It may also include entertainment, such as stage shows and a variety of dining options. Casinos can be found all over the world, from the Las Vegas Strip and Macau to smaller, more modest gambling establishments. Some casinos are part of a larger hotel and/or resort, while others are free-standing buildings.
A common feature of casinos is that they offer perks intended to encourage gamblers to spend more money than they plan to. For instance, they might provide meals, drinks and other amenities for free or at a reduced price, sometimes called comps. Casinos may also use elaborate surveillance systems to monitor and detect suspicious activities. These cameras can cover the entire floor, change windows and doors, and focus on specific areas. In addition, the actions and reactions of casino patrons generally follow familiar patterns, making it easier for security personnel to spot unusual behavior.
Some people are tempted to cheat or steal in casinos, and the large amounts of currency handled make such activities particularly dangerous. Because of these risks, most casinos have multiple security measures in place. In addition to the cameras, many have security guards roaming the floors and a full range of other safeguards. In some cases, they will eject patrons who are displaying obvious signs of addiction or unsportsmanlike conduct. In addition, some casinos discourage gambling by limiting the hours they are open and prohibiting smoking.