Most state quarters are still worth 25¢. But a short list of error varieties and special issues can be worth real money—and ...

There's something to be said for collecting old coins. Some people do it for the fun of it or to have a cool story to tell.

The 1999 penny error varieties remain some of the most exciting finds for collectors hunting through pocket change today.

Before you head to the laundromat, you should look through the quarters you plan to spend. You may have a rare coin better ...