Quiz: How much do you know about the Night Tube?
It's Night Tube day: everyone is gearing up for the long-awaited arrival of the best moment in London's history since Boris Johnson got stuck on a zipwire.
It may seem like a simple concept (Tubes, all the time), but its inception was a political and logistical nightmare.
So how much do you actually know about the Night Tube? Test your knowledge on London's new nocturnal transport network in our quiz.
Read more: Here's everything we know about the Night Tube
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