25 Dollars - Elizabeth II Mississippi Steamboat

The steamboat era on the Mississippi reached its commercial peak in the 1850s, when over 700 vessels worked the river simultaneously — a density of traffic that made collisions, boiler explosions, and snag groundings near-daily occurrences. Congress passed the Steamboat Inspection Act of 1852 in direct response to the death toll, establishing the first federal safety regulations on American waterways.

Cook Islands has been a prolific vehicle for third-party commemorative programs since the 1970s, with its licensing arrangements allowing foreign distributors to issue coins under its authority. This piece falls squarely within that commercial framework.