Mine

The Club Penguin Mine is the best mine in USA, located convieniently at Club Penguin Island. This is where Penguin Miners Co. HQ is.

Background
Nobody knows how it got there, but who knows? It just appeared on the Map one day in 2006 and hundreds of penguins ran there later on.

Inhabitats

 * Rory, the leader of Penguin Miners Co.
 * Penguin Miners Co., a mining company situated in Club Penguin.