Most Notorious U.S. Coin's Amazing History

... and four more "rock star" pieces from the world's most famous collection of American coins

What makes a coin valuable? It's not the numbers etched on the metal, it's the story behind the piece. That's why coin collectors -- or numismatics -- stockpile pennies. That's why silver dollars draw lines in museums. That's why $20 coins sell for $7 million. Yes, million.

No collection in America has more storied coins than the National Museum of American History. In the gallery below, we've collected five of their most famous pieces, with . . .

Full story at: The Atlantic