On May 17, 1875, about 10,000 people gathered at a brand-new Louisville track to watch a chestnut colt named Aristides win the very first Kentucky Derby. Something about the riders that day would surprise most modern race fans. What was it? Every jockey rode without a saddle 13 of the 15 jockeys were African American All the jockeys were over 40 years old Two of the jockeys were women riding in disguise None In December 1891, a YMCA instructor in Springfield, Massachusetts named James Naismith typed up 13 rules for a new indoor game and nailed a peach basket to the gymnasium balcony. In 2010, those two typed pages sold at a Sotheby's auction. For how much? $340,000 $1.1 million $4.3 million $12 million None On May 24, 1935, the Cincinnati Reds hosted the Philadelphia Phillies in the first night game in Major League history, under 632 brand-new lamps at Crosley Field. Who actually turned on the lights? The mayor of Cincinnati, with a ceremonial torch President Franklin D. Roosevelt, from the White House The Reds' oldest living fan, chosen by raffle Babe Ruth, flown in for the occasion None Today it's hard to imagine the Olympics without women's distance running. But the women's marathon didn't become an Olympic event until shockingly recently — before then, the longest Olympic running race for women was just 1,500 meters. When did the women's marathon finally debut? 1948 1960 1972 1984 None On May 30, 1911, forty cars roared off the line at the first Indianapolis 500. Winner Ray Harroun did something no other driver dared: he raced alone, without the customary riding mechanic whose job included watching for cars behind. What did Harroun bolt onto his bright yellow Marmon Wasp instead? A rearview mirror A second steering wheel A system of bells rigged to the bumper A periscope None Stumper. The first Rose Bowl football game was played on New Year's Day 1902, and it went so badly — Michigan crushed Stanford 49-0, and Stanford quit with eight minutes still on the clock — that Tournament of Roses organizers dropped football for over a decade. What did they replace it with? A giant tug-of-war between fraternities Roman-style chariot races A baseball all-star game Hot air balloon races None Time's up