Just by experiences with my own UK relatives; most EU'ers are stunned when them come to the USA. Last time I brought them here the expanse shocked them. Miles and miles of lush green forests and farms. One time one of my Aunts asked when the Indians were going to attack.
Had 3 pass out over the humidity here. It is a subtle thing; like three muggers beating you with baseball bats...lol And TV...all you hears is The adverts, the adverts, the damn bloody adverts on your tele.