American culture is oftentimes synonymous with "Western culture." Movies and TV shows made in the U.S. are shown all across the world and have nearly universal fan bases. The same goes for U.S. musicians who embark upon record-breaking world tours. However, there are certain aspects of our culture that aren't universal. America does many things well, but we also have some quirks. Here are 19 things that our tourists are baffled by!