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Riders and their historical bikes are seen during a commemorative event in Kutna Hora, the Czech Republic, Aug. 10, 2019. Dozens of cyclists in traditional clothing rode historical bikes and passed through the central Czech city of Kutna Hora on Saturday afternoon to celebrate the 150th anniversary of the first bike race on the Czech land. The first cycling race in Bohemia was said to be held in Kutna Hora on Aug. 8, 1869 on the road between Kutna Hora and Sedlec. (Photo by Dana Kesnerova/Xinhua)