Euro banknotes a common theme of European architecture in various artistic eras. The obverse of the banknote features windows or gateways while the reverse bears different types of bridges. The architectural examples are stylised illustrations, not representations of existing monuments. All the notes of the initial series of euro notes bear the European flag, a map of the continent on the reverse, the name "euro" in both Latin and Greek script (EURO / ΕΥΡΩ) and the signature of a president of the ECB, depending on when the banknote was printed. The 12 stars from the flag are also incorporated into every note.
Banknotes of the Romanian leu old leu notes were rather long and fairly uncomfortable to carry. The design of the notes follows some common guidelines: the obverse shows a flower native to Romania and the portrait of a Romanian cultural personality; the reverse shows a building or a well-known monument. All banknotes are printed on plastic polymer, each in its own colour theme (light green for 1 leu, light purple for 5 lei, light pink and light orange for 10 lei, yellow for 50 lei, blue for 100 lei, dark orange for 200 lei, and light gray for 500 lei). On 14 November 2008 the