![](https://banknotenews.com/wp-content/uploads/2020/01/Estonia_EP_500_krooni_2007.00.00_B231a_P89a_BU_002114_r.jpg)
Like the barn swallow on the back of one of my favorite Estonian banknotes (B231a) shown above, the kroon will fly away on 1 January 2011 as Estonia joins 16 other countries which have traded their own individual currencies for the common euro. Kroon, we’ll miss you!