Originally Posted by
DeltaFlyingProf
I have spoken to her. I guess she's cutting short her trip and that makes the point a bit moot, but it has become a theoretical exercise that might be useful in case of future similar situations.
I've never actually used them but
http://www.multicurrencycashpassport.com/ should work in Europe. It can also be loaded with euros, the currency of both Belgium and Italy.
They also have a BA one where you can compete for a trip,
http://www.multicurrencycashpassport.com/baexecclub/
This is however not a credit card and where the distinction is important it may not work. I've also been told that the exchange rates are higher than many other services, but that may not be an issue here.