Currencies of the world World currencies Is the love of it the root of all evil, or is it simply a unit of exchange? Is it strictly business or just a game? Join our celebration of National Coin Week with a look at currency around the world. Euro The euro is the result of the most significant monetary reform in Europe since the Roman Empire. Read the latest on how the European Union is handling the debt crisis. Yen The yen is one of the most frequently traded world currencies.Get the latest news on what effects a major disaster has had on its value Peso The most-traded currency in Latin America, the peso also served as the model for several other currencies. It recently made news for its gains. Won The won has been in use for thousands of years, and could be positively affected if a much-talked-about agreement goes through. Dinar Before the dinar, this country used the rupee. Recent reports show that one industry still calls the political and economic shots. Rial The rial was first int...