My husband drinks as well. We also go on holiday every now and again. I put together this list of threads on partners who drink, hopefully you will find some inspiration in it. Also, searching on holiday or vacation will also get you some good threads and tips.
I know it feels daunting, but being sober on holiday with your drinking husband IS do able. You just need to be really clear on NOT drinking no matter what. And be open to taking a walk or a nap instead of drinking. Best to have some conversations with your husband beforehand so he knows you are serious.
Here is the list of threads…