The U.S. has historically had a huge immigrant population. But what makes American culture different from the countries immigrants are leaving?
Foreigners, as well as others who happen to know people who are new to the U.S., have been using this Quora thread to share what they think makes America unique. Their answers to the question "What facts about the United States do foreigners not believe until they come to America?" were pretty fascinating.
We've picked out some especially interesting tidbits.