Who doesn't love a good treasure hunt? Whether you're digging through your grandparent's attic or sifting through coin shops, ...

If I stumble on an old coin or bill in a drawer, my first instinct might be to clean it up or rush to sell it, but those snap decisions can quietly erase hundreds or even thousands of dollars in value ...

Coin collecting, sometimes called numismatics, can be more than a hobby for some. It can be a money-making investment. The same goes for collecting, saving or reselling old paper money. Learn: 5 Best ...