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.
United Kingdom and the euro the euro would have ended the circulation of sub-national banknotes as all euro banknotes of a given denomination have an identical design. However, as national variation is a requisite of euro coins, it would have remained an option for the Royal Mint to incorporate the symbols of the Home Nations into its designs for the British national sides of euro coinage. Aside from approval in a domestic referendum, the UK would be required to meet the euro convergence criteria before being granted approval to adopt the euro. As of the last report by the European Central Bank in May 2018,