The Royal Australian Mint has dropped a brand new version of the $1 coin, and there's a hidden message for people to crack. The rare new coin commemorates the centenary of the Royal Australian Corps ...

A new coin released by the Mint commemorates the Centenary of the Royal Australian Corps of Signals. It also features a hidden message in code, which people are being encouraged to crack. The coin is ...

A new coin released by the Royal Australian Mint celebrates the Centenary of the Royal Australian Corps of Signals — but not all is at it seems. Beneath its golden facade, the $1 commemorative coin ...