Competitors lined-up at the start of a BMX race at the Prudential RideLondon Grand Prix at the Lee Valley VeloPark, Queen Elizabeth Olympic Park, in London Stock Photo - Alamy
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ESTARREJA, PORTUGAL - MAY 16, 2015: Juvelines Racing Start During The Taca De Portugal Bmx. Stock Photo, Picture And Royalty Free Image. Image 39911624.