Maybe you just found a box of old football cards in the attic, or just ripped a few packs with your buddies and thought to yourself - are these cards going to go up in value over the next weeks/months ...

Three years ago a painting went to auction and was expected to sell for $200,000. Instead it commanded $15.275 million. In retrospect, it makes sense. Even among those never setting foot in the world ...

With Hall of Fame tight end Shannon Sharpe's only rookie card included in the set, the 1990 Action Packed Rookie Update features rookie cards of five NFL players enshrined in the Pro Football Hall of ...