Canada 1 cent
USA 25 cents Tallgrass Prairie National Preserve
China - Republic 50 cents
Japan 1000 yen XVIII summer Olympic Games Tokyo 1964
Germany 10 euro Wattenmeer National Park
Germany 2 pfennig
Andorra
Australia
Austria
Belgium
Canada
China
Cyprus
Germany
Spain
Estonia
Finland
France
United Kingdom
Greece
Croatia
Ireland
Italy
Japan
Lithuania
Luxembourg
Latvia
Monaco
Malta
Netherlands
Portugal
San Marino
Slovakia
Slovenia
United States
Vatican City 
