Keno is a popular gambling game that originated in China and has since spread to various countries around the world. The game involves players selecting numbers from a predetermined set and then waiting for a series of numbers to be drawn at random. Players can win prizes based on how many of their chosen numbers match the drawn numbers. Keno is known for its simplicity and fast-paced gameplay, making it a favorite among casual gamblers. The game can be found in many casinos and online gaming platforms, offering players the chance to win big with a relatively low investment.