Have a question about silver quarters? Here's the history of how the Washington quarter came to be, and prices for Washington quarters these days.

What are mint marks? Mintmarks are small letters stamped on U.S. coins that designate where the coin was made. In a lot of cases, where the coin was minted makes the difference between a coin being...

I did a little research to find out which U.S. coins are actually worth something today. See what I found -- which coins to keep and which ones are worthless. Plus, see how to determine the value of...