Otto Warmbier would advise someplace more “inviting” if he was alive to share his NK experience.
Don't tear down posters of "Dear Leader" in North Korea, don't disrespect the King in Thailand, and don't chew bubble gum in Singapore. Don't wear Swastikas in Germany. Americans need to know the basic cultural rules of locations where they will be traveling. As we have seen, stupidity by travels can have unexpected results.