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As the commuters of London leave and the last tubes close their doors for the night, there are bands of people across the city descending unseen to work on the tube lines. What are they doing and what difference does it make to the lives of everyday commuting Londoners?Uploaded 26-08-11Oliver Green explains the essential work that goes on at night that maintains our 150-year-old underground system, but which no commuters ever see.The transcript and downloadable versions of the lecture are available from the Gresham College website:https://www.gresham.ac.uk/lectures-and-events/your-night-is-my-day-londons-underground-never-sleepsGresham College has offered free public lectures for over 400 years, thanks to the generosity of our supporters. There are currently over 2,500 lectures free to access. We believe that everyone should have the opportunity to learn from some of the greatest minds. To support Gresham's mission, please consider making a donation: https://gresham.ac.uk/support/ Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices
