I was there for a family reunion this spring and it is clear this is true as you look around there, for once I didn't feel like I was sticking out like a sore thumb (I'm 6-4) the other thing of note, in general they are also stunningly attractive.

>they have to keep their heads above water? ...

Yes, there is water EVERYWHERE, sadly a culture that has dealt with and learned to control water so well don't know what tro do with it once it gets in a house. Their indoor plumbing is attrocious.