10 of the Most Valuable Baseball Cards in the World

(via Mental Floss) If baseball is America’s national pastime, then collecting baseball cards is a close second. But not all of them are going to pay off your student loans or put you in a new house. Baseball card values depend on many factors, like age, condition, scarcity, and the collectible market trends at the time. With all that in mind, we’re taking a look at 10 of the most valuable baseball cards in the world.