10 euro note about 1.5 years before it is replaced due to wear. It is the second-smallest note measuring 127x67 mm with a pink colour scheme. The ten euro banknotes depict bridges and arches/doorways in Romanesque architecture (between the 11th and 12th centuries). The ten euro note contains several complex security features such as watermarks, invisible ink, holograms and microprinting that document its authenticity. The euro was founded on 1 January 1999, when it became the currency of over 300 million people in Europe. For the first three years of its existence it was an invisible currency, only used in accountancy. Euro cash
Poland and the euro Poland and the euro Poland does not use the euro as its currency. However, under the terms of their Treaty of Accession with the European Union, all new Member States "shall participate in the Economic and Monetary Union from the date of accession as a Member State with a derogation", which means that Poland is obliged to eventually replace its currency, the złoty, with the euro. There is no target date for Polish euro adoption, and no fixed date for when the country will join ERM-II (the fifth euro convergence criterion). The country's former Deputy Prime Minister Janusz Piechociński has