Like the Tube itself, Amy Lamé is a London icon and legend - and she asks Tim to meet her at one of London’s busiest stations for nightlife, Tottenham Court Road, to talk about her role with the Mayor of London as ‘Night Czar’. What does that mean - and how important has the night tube been for London’s communities and businesses, including Amy’s famous club nights?

For 160 years, the London Underground has been connecting people and places in so many ways, but a shared love for everything about the system has created a community in itself. Tim heads west on the Piccadilly line to meet his old friend, and one of the internet’s best-known Tube enthusiasts, video producer Geoff Marshall, Tim and Geoff chat about the joys, delights and friendships that the London Underground can bring – and how Geoff’s relationship with the Tube grew from an old London Atlas that was collected by his grandfather…

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Mind The Gap is an official podcast from Transport for London (TfL).

An 18Sixty production. The producer is Marnie Woodmeade. Additional writing by Tim Dunn.