Rare coins and bills that haven't been released to the public are often worth a lot of money thanks to an error or specific mint condition, but what about $2, $50 and $100 legal tender notes that ...

Every day, millions of coins and bills change hands across the United States, most of them holding only their face value.

Archaeologists recently concluded their excavation of an area in Luxembourg that contained a hoard of 141 ancient Roman coins, now worth six figures in modern U.S. dollars.