If you are not from Macau and you are not familiar with Macau, then there will be a lot for you to learn while you are there. There will be plenty of sight seeing and many attractions for you to visit. You will have plenty of things to keep you busy, but if you are looking for some fun that reminds you of home; something that you are familiar with, then you can enjoy visiting a casino or gambling establishment in Macau.
Visiting a casino or gambling establishment, or just placing bets in general in Macau can be a lot of fun. It is a great way to enjoy Macau, but to also participate in something that you are familiar with. However, there could be quite a difference in gambling in Macau compared to where you are from.
There will be a language barrier, so if you do not speak the primary language that is spoken in Macau then you may want to hold your bets or you could be handing your money away.