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The Aintree meeting is one of the busiest times of the year for bookmakers

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Thousands flock to the course, which is situated about six miles from Liverpool city centre

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Friday is Ladies' Day at Aintree, attracting the glamorous, famous and wealthy

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Aintree has some of the most daunting obstacles in the world and provides plenty of drama

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Some jockeys are forced to remount after falls in the big race

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But the reward is great if the runners and riders can negotiate the course