Apparently "One in every five" of the €50 Notes in circulation is FAKE (if you believe some reports)
That is part of the reason that the €1000 note has not arrived yet.
Here are various Links to help you recognise fakes.
clickable link
clickable link
It would be nice to get a few "Real Ones" in my hands.....but alas, it will probably never happen..... this BBC link explains why.
Oh! by the way.... the cache coordinates (above) are fake as well
This is No 3 of 16 ..... in the Heart Series