12. European Central Bank (ECB)
Value of Reserves: $22.1 billion
Holdings Total: 522.54 tons
Established in 1998 by the European Union, the European Central Bank is responsible for the monetary policy of the member nations of the Eurozone and is headquartered in Frankfurt, Germany. The 522.54 tons of gold accounts for 25.2 percent of the ECB's foreign reserves and would be worth $22.1 billion in today's market.