1. London

Charles & Camilla on the tube

The Prince of Wales and the Duchess of Cornwall hopped on the tube today to mark the underground's 150th birthday.

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The clock goes back on the Tube

It was the train line they said would never work - but this week the Tube is celebrating 150 years of service.

It was in 1863 that a steam train travelled five miles on the first line - and the UNderground was born. And last night that journey on the Metropolitan line was recreated

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