I think we can ALL agree that America is #1 in thinking we're #1!!!!!! Americans are often raised and conditioned to believe our country is the "best" in the world and everyone else is weird/different/sub-par. Boy, are we wrong.
Someone asked Reddit: "what do Americans think is normal for everyone, but actually it's not normal for anyone but Americans?" The responses highlighted the many facets of American life and culture that seem bizarre and confounding to people in other parts of the world.
1.) From TitanicBeta:
Toilet cubicles, where people not only can peek, but an adult person could crawl into your cubicle, there is so much space under the "door".
2.) From glutenfreewater:
Prescription drug ads encouraging people to ask their doctor about the drug being advertised.