The Kuwaiti dinar is the strongest currency in the world with 1 Kuwaiti dinar buying 3.26 U.S. dollars (or, put another way, US$1 equals 0.31 Kuwaiti dinars). Kuwait is located between Saudi Arabia and Iraq, earning much of its wealth from being a leading global exporter of oil.
The Bahraini dinar is the second strongest currency in the world with 1 Bahraini dinar buying 2.65 U.S. dollars (or US$1 equals 0.38 Bahraini dinars).
The Omani rial is the third strongest currency in the world with 1 Omani rial buying 2.60 U.S. dollars (or US$1 equals 0.38 Omani rial). Oman sits between the United Arab Emirates and Yemen at the tip of the Arabian peninsula.
The Jordanian dinar is the fourth strongest currency in the world with 1 Jordanian dinar buying 1.41 U.S. dollars (or US$1 equals 0.71 Jordanian dinar).
The British pound is the fifth strongest currency in the world with 1 British pound buying 1.20 U.S. dollars (or US$1 equals 0.83 British pounds). Britain is the sixth largest country by gross domestic product (GDP), according to the World Bank.
The Cayman Islands dollar is the joint sixth strongest currency in the world with 1 Cayman Islands dollar buying 1.20 U.S. dollars (or US$1 equals 0.83 Cayman Islands dollars).
The Gibraltar pound is the joint sixth strongest currency in the world with 1 Gibraltar pound buying 1.20 U.S. dollars (or US$1 equals 0.83 Gibraltar pounds).
The Swiss franc is the joint eighth strongest currency in the world with 1 Swiss franc buying 1.07 U.S. dollars (or US$1 equals 0.93 Swiss francs).
The euro is the joint eighth strongest currency in the world with 1 euro buying 1.07 U.S. dollars (or US$1 equals 0.94 euros). The euro is the official currency of the Eurozone, being 19 out of the 27 countries that form part of the European Union.
The U.S. dollar is the 10th strongest currency in the world, worth exactly 1 against itself. All other units of currency across the globe are worth less than a U.S. dollar. Created in the 1700s, the U.S. dollar is legal tender in the USA, other U.S. territories, and sovereign nations including Puerto Rico, Ecuador, and Zimbabwe.