To learn how to check if yours is and why some currency and coin collectors across the country are willing to pay so much for ...

One other fun fact about $1 bills: They were the first U.S. currency to feature the motto, “In God We Trust.” The most valuable $1 bills won’t make you wealthy the way a valuable coin worth ...

There are a number of reasons why collectors are willing to shell out far more for certain coins and banknotes than their actual face value worth. According to currency website US First Exchange ...