Around 51 million Americans visited casinos in 2012—that’s about one quarter of all US adults over 21. But how many of those people ended up winning? According to various studies and private gambling databases, a relatively small percentage. In fact, the odds of winning a casino game vary from game to game, but in general the house has the biggest edge on games like sic bo and keno. The odds of winning video poker are slightly better, but even then the chances are still slim.

Casinos are designed to be visually stimulating, incorporating bright colors and constant movement to create a sense of excitement and energy. They also use scents and music to create a manufactured state of euphoria that makes players feel happy, thereby encouraging them to gamble for longer periods of time.

Some casinos also offer comps such as free rooms, drinks, and meals to attract players and encourage them to keep betting. This tactic also increases the likelihood that a player will stay longer and make bad judgments, such as playing with money they can’t afford to lose.

Casino is Martin Scorsese’s most violent movie, with scenes involving torture, a car bomb, and Joe Pesci’s character being buried alive in a cornfield. But the violence is not purely for shock value; rather, it’s meant to ring true to the reality of what life was like in Vegas during this time period. The excellent cast, especially De Niro and Stone, adds to the film’s tension and keeps it riveting until the end.