99% of Europeans haven't been to America and only know what Hollywood movies tell them. The kind of person who thinks you can visit New York City and the Grand Canyon in the same day and have to worry about mass shooters everywhere all the time.
And this is not some pop culture instilled notion, but my empirical observations on the ground. Heck, I've talked with too many people who didn't even know the major cities in their own state, 100 miles away from their town, or major parts of its own history, and might as well never even left their county...