Collecting baseball cards is a classic American pastime, a lot like the game itself. Most cards are not worth much, but there's always a chance that you're sitting on super rare card and don't even know it.
So how much are the most valuable baseball cards worth? It may be time to revisit your old collections: These are the 10 most valuable baseball cards ever sold.
10. Honus Wagner, $218,550
Year: 1910
Company: Standard Caramel
Grade: PSA 10
9. Ty Cobb, $272,980
Year: 1911
Company: General Banking Co.
Grade: PSA 8
8. Lou Gehrig, $274,950
Year: 1933
Company: Goudey
Grade: PSA 10
7. Joe Doyle, $312,000
Year: 1910
Company: Piedmont Cigarettes
Grade: SGC 50/100
6. Hank Aaron, $357,594
Year: 1954
Company: Topps
Grade: PSA 10
5. Joe Doyle, $414,750
Year: 1909–1911
Company: Sweet Caporal T206 Series
Grade: PSA 3
4. Roberto Clemente, $432,690
Year: 1955
Company: Topps
Grade: PSA 10
3. Babe Ruth, $517,000
Year: 1914
Company: Baltimore News
Grade: SGC 40/100
2. Mickey Mantle, $525,000
Year: 1952
Company: Topps
Grade: PSA 8
1. Honus Wagner, $2.8 million

Stan Honda/Getty Images
Year: 1909–1911
Company: Sweet Caporal T206 Series
Grade: PSA 5