Wow what a great picture! I love (what I call) those "once in a lifetime" experiences!
3 pounds is nothing to worry about. IMO, you can gain or lose that in normal weight fluctuation.
I have traveled quite a bit and TBH the food in some countries scares me. I once came home 8 pounds lighter and actually felt great instead of all bloated and gross. I realized I like coming back from trips and not havinbg to "recover" from eating too much. Now if I could just control the