Nine Maps Show How Britain Is on the Move

A new dataset allows anyone to explore almost 1 billion journeys from every one of its more than 2,500 train stations.

When he started playing with Great Britain’s train data, Will Deakin didn’t intend to create a monster.

Last month, the trained physicist and IT worker for the UK’s Network Rail decided to indulge himself by making some maps. The result is a striking illustration of modern-day Britons on the move.