The dealer spins the ball in one direction and the ball in the other; players then place bets on the point where the ball will eventually stop. This could be on any number (0-36), combination of numbers, or a color (red or black). Players of all levels of skill can play roulette as no masterly is required.
For those who are looking for a diver's paradise then they are looking for the Cayman Islands. This is a region that was known for its prohibition of all forms of gambling. Recently there has been some talk about changing this which would open up opportunities for mobile online gambling for residents.