The euro is the official currency of 19 of 28 member states of the European Union, as well as some of the territories of the EU. This group of states is known as the eurozone or euro area. It is the second largest and second most traded currency in the foreign exchange market after the United States dollar.
Offical website: ecb.europa.eu
Central bank: European Central Bank
Banknotes: €50, €10, €5, €200, €20, €100, €500
Coins: 1 cent euro coin, 20 cent euro coin, 10 euro cent coin, 2 euro cent coin, €2, 50c, 5c, €1