Did you actually know that it is officially illegal for a citizen in Monaco to gamble in Monte Carlo? If you are a citizen, you are not allowed to gamble. And casinos are actually one of the largest sources of income in this particular country, and they don’t allow their own citizens to gamble. The ban on gambling was actually made by a princess, really long ago. If you are a tourist, you can gamble how much ever you want in Monte Carlo. Keep in mind that these places are very fancy and you need to dress appropriately and accordingly.