Around 400 early risers enjoyed a bracing early morning dip in the outdoor pool in West Yorkshire to celebrate the arrival of summer.

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The Lido, which was built in 1935, is regarded as one of the best open-air pools in the country. Picture: Lee McLean/SWNS

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The Lido's summer timetable will remain in operation until Sunday September 4. Picture: Lee McLean/SWNS
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