David N. Welton wrote: > I am citizen of the US, though, so I do (as far as I know). Mine is > about to expire, and I know they always ask for it at checkin time on > the plane...
I'm aware that you are an American citizen, but I'm still pretty sure that you don't need a passport to travel within the EU once you're there. Since there aren't any proper borders anymore, there would at least be no way to enforce that...
