Wearing White Socks
This is yet another dead giveaway. We may judge people who wear socks with sandals in the United States, but whether you wear them with sandals or not, the socks themselves are a gigantic white, uh…red flag. People in Europe and the United Kingdom tend to wear darker socks, and if you’re wearing those white socks—especially if they’re pulled all the way up onto your calves—you’re an American.
Ordering Your Coffee “To Go”
Americans are constantly on the move and in a hurry. Many places, particularly in Europe, take their coffee culture seriously. And it’s something you should sit down, sip, and enjoy slowly. If you want to grab a drink and run, you’re probably giving yourself away as an American guest!