In the 20th century numismatics were the most popular hobbies in the world.
The central bank began producing commemorative coins by the joy of the collector.
Niue, 2008, $ 1
Canada, in 2002, $ 20
Palau, 2008
Congo, in 2007, 10 francs
Liberia, in 2005, $ 10
Liberia, in 2001, $ 10
Australia, 2011
Mongolia, in 2011, 500 MNT
Côte d'Ivoire, in 2010, 1,000 francs
Cameroon, 2011, 1000 Francs
Spain, the research vessel Hesperides, 2007, EUR 10
Cambodia, chetyrehliky soaring Buddha, 3,000 Riel
Latvia 1 Lats
Niue, 2008. "Kaliningrad", a coin from the series "Amber Road", $ 1
Turkey
The Polish zloty coin of 10, dedicated to the 2008 Olympics in Beijing
France, in 2010, EUR 10
Benin, of 2011, 100 francs