Wilt Chamberlain of the Philadelphia Warriors poses in the dressing room after he scored 100 points in a game against the New York Knickerbockers on March 2, 1962. Paul Vathis/AP hide caption

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Come Sail Away: Retired high school science teacher — and adrenaline junkie — Andy Sajor rides his ice boat on a frozen Lake Champlain in New York. Perfect ice sailing conditions call for cold temperatures, a strong breeze and a thick sheet of ice — but not too much snow. Sarah Harris /North Country Public Radio hide caption

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This picture has stayed in Noah Adams' mind. Dr. Kim Sprayberry/Hagyard Equine Medical Institute hide caption

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"Before boxing, I wanted to have 10 kids by the time I was 25. Now, my goal is to get this gold medal, go pro and be a world champion," says aspiring Olympic boxer Claressa Shields, 16. Sue Jaye Johnson hide caption

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Members of the Arlington Heights High School baseball team swing their old-style aluminum bats during the 2009 season in Fort Worth, Texas. This year, high school players will use a different type of metal bat that's designed to reduce injuries. Tom Pennington/Getty Images hide caption

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Kansas fans celebrate during the second half of an NCAA college basketball game against Missouri in Lawrence, Kan., on Saturday. Kansas defeated Missouri 87-86 in overtime. Orlin Wagner/AP Photo hide caption

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The Grave Digger team of monster trucks, considered to be one of the most influential monster trucks of all time, is currently celebrating its 30th anniversary and racing in the United States Hot Rod Association (USHRA) Monster Jam series. Doriane Raiman/NPR hide caption

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Filmmakers Dan Lindsay and T.J. Martin spent nine months in North Memphis, Tenn., with the Manassas Tigers. The Weinstein Co. hide caption

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Senior Cory Weissman (center) of Gettysburg College, takes his second free-throw shot in a Division III Centennial Conference game against Washington College. Tommy Riggs/Gettysburg College hide caption

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