European roulette is a popular casino game characterized by its single zero wheel, which features 37 pockets numbered from 0 to 36. This design gives the game a lower house edge of approximately 2.7%, making it more favorable to players compared to its American counterpart. Players can place various types of bets, including inside bets on specific numbers and outside bets covering broader categories like red/black or odd/even. The game's rules and betting options are straightforward, contributing to its widespread appeal in casinos and online gaming platforms.