LeBron James

The recent sale of a LeBron James rookie card for a whopping $1.8 million gives you a sense of how much collectors are willing to pay for rare sports cards. Regardless of the sport, there are those rare cards in pristine condition that individuals with the coin will pony up tens of thousands of dollars or more to buy. Here are the most valuable trading cards by sport.

Baseball

The history of sports is both vast and rich, thanks to the existence of so many different ones and the longevity associated with them. With so much history to cull through, Athlon Sports wanted to offer the opportunity to look back and see what memorable things happened or milestones were reached on a specific date.

With that in mind, July 8 is a day in which one of the more memorable beanings in MLB history took place and an athlete's decision on where he would play the next season was appointment viewing.

The history of sports is both vast and rich, thanks to the existence of so many different ones and the longevity associated with them. With so much history to cull through, Athlon Sports wanted to offer the opportunity to look back and see what memorable things happened or milestones were reached on a specific date.

With that in mind, June 10 is a day in which Major League Baseball (MLB) fielded its youngest player ever and the Detroit Pistons "Bad Boys" were playing at their peak.

The history of sports is both vast and rich, thanks to the existence of so many different ones and the longevity associated with them. With so much history to cull through, Athlon Sports wanted to offer the opportunity to look back and see what memorable things happened or milestones were reached on a specific date.

With that in mind, May 31 is a day in which many great NBA playoffs moments took place and Usain Bolt set a world record.

The history of sports is both vast and rich, thanks to the existence of so many different ones and the longevity associated with them. With so much history to cull through, Athlon Sports wanted to offer the opportunity to look back and see what memorable things happened or milestones were reached on a specific date.

With that in mind, May 23 is a day in which the Washington Nationals began one of the best turnarounds in baseball history and Billy Martin visited a prospect... in prison.