new zealand tourist dollar queenstown

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this coin has 'new zealand tourist dollar' on 1 side with a picture of new zealand with all the main centres on it eg: auckland, wellington etc. On the other side of it it has 'queenstown' at the top & around the coin it has'river adventure, scenic flights, sliing' etc. On the inside of the wording it has 3 seperate pictures - 1:jetboating on the shotover river 2:the skyline gondolla & 3:the earnslaw on lake wakatipu. Colour of the coin is bronze. Have been trying via the internet to learn something about it but have been unable to locate anything - HELP - does any1 know anything about this coin or wen it was produced. It has no date on it at all.