While gambling online is a great option there are also fake casinos who offer huge bonuses to scam their users.
We at least didn't have fake casinos in the real world.
If you want to be sure that you're playing in a legit casino, check the reputation and reviews about the casino established casinos have promotions and good reviews and feedback coming from trusted casino reviewers, and only play on casinos with announcements here, there are few casinos in a real world because they are under compliance and the authorities are taxing them, they have their license revoked and stop their operation if they scam their players.