FIFTY Bahraini camel riders are participating in the seventh edition of the Saudi Crown Prince Camel Festival in Taif, with a prize money of more than 50 million Saudi Riyals (BD5 million) up for grabs.The festival, which kicked off yesterday, featured 92 rounds on its first day for the Hagayeg category, covering a total distance of 184km spread over three days with morning and evening sessions .