Imagine a future where you don't need to buy a ticket to catch the train, where there aren't any ticket barriers to pass through, and a simple wave of the hand is all it takes to pay.
Next month there's a change for students and young people interested in railway careers to get a look behind the scenes at some of the industry's sites.
When it opens next year, the Elizabeth line's station at Liverpool Street will be so long that it creates an entirely new link to the Northern line that was never possible before.
In a talk at the British Library, Simon Jenkins tells the stories behind the development, triumphs and follies of that great British institution: the railway station.
