There are some specific bets that refer to the European wheel layout. These bets are placed by the dealer after a The logic behind the wheel · Construction and · Types of pockets. What we're going to do here is take a detailed look at the roulette wheel and table for European, American and French roulette. We will start out with a brief look. European roulette wheel diagram. April 15, In European (and French) Roulette the wheel consists of 37 slots, numbered from 0, 1 through The layout.