For 2014 to celebrate the 100th Anniversary of the Panama Canal, the Mint of Poland released a Limited Issue Panama Canal $1 One Dollar Silver Proof Coin struck in solid fine .999 Silver.
The reverse depicts the Panama Canal one of the most significant shipping conduits in the world and at the same time one of the greatest achievements of humanity in the water construction while the obverse has Ian Rank Broadley's portrait of Her Majesty Queen Elizabeth II.
These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.
The coin includes a working Compass.