Even though people arround here are slandering Americans for being unaware of the rest of the world, I don't think Europeans in general are much better. When my grandma went to Egypt on holidays it turned out that my aunt didn't know that Egypt belongs to Africa. There are people living here who couldn't locate Germany on the globe, while I'm positively sure that a huge majority of the Americans I met in Red Lake Falls could.
Danube - long river in Europe.