Region: The Western Isles
There's a TWI football tournament:
And there is the NS Olympics coming up in a few days, which I'm going to be competing in.
Hosting multi-sport events is hard. You're welcome to try, but you should think figure out how you're going to do it first. The NS Olympics are so difficult to run that only experienced sports RPers are allowed to host them. I don't see that a TWI Olympics will be any easier.