A quarter is one of those coins that still gets respect in America. That's mainly because of its face value (25 cents) but also because it has a more commanding physical presence than the much ...

Some quarters are much more valuable than 25 cents. Case in point: These 20 rare quarters are worth more than $7.5 million combined.

According to Heritage Auction, the following pennies are some of the most valuable. 1969 S-Doubled Die Observe penny: This coin has the letter "S" right below the year 1969.

Are your old pennies worth millions? Experts say you shouldn't bank on it. However, some wheat pennies could be worth ...