What statistic would most people be surprised by?

The stat surprised me the most, and I'm summarizing the article noted below, is that the number of stars in the observable Universe is 10 times more than all the grains of sand on Earth. You'd need 10 Earths and

What in the US surprises Russian visitors?

I visited the USA 10+ times so will describe my own impressions.What surprised me? How much in common we have. How nice and hospitable Americans could be. How easy it is to find good friends.Superfluity. Let me give an example. When I rode by car from NY to Michigan for the