Typical casinos are large entertainment venues that are filled with slot machines, restaurants, and stage shows. They also have luxurious rooms for high-rollers. They offer free drinks, free cigarettes, and other amenities to attract gamblers. They also have security measures to protect gamblers.

The first step in securing a casino is to have cameras installed throughout the building. Cameras can be adjusted to target suspicious patrons. They also record video feeds that can be reviewed after the fact.

Another important step is to put protective document boxes in place to keep customer records secure. Casinos must also check the IDs of people entering to make sure they are of gambling age.

Casinos use bright floor coverings, which have a stimulating effect. They also have security cameras installed in the ceiling that watch every doorway and window.

One of the most popular casino games is roulette. It provides casinos with billions of dollars in profits each year.

Other popular games include keno, blackjack, poker, baccarat, and craps. They are all mathematically determined to give the house a significant advantage over the player.

Casinos spend a large amount of money on security. They also employ employees who watch for cheating and other crimes. They have elaborate surveillance systems that allow them to watch the entire casino at once.

Casinos also offer incentives to their biggest gamblers. Some casinos have reduced-fare transportation for these high rollers. The high rollers also receive lavish personal attention.