From Cambridge (UK), you can take trains either to Liverpool or to Liverpool Street Station (in London). Refugees would often be released from a nearby detention center with a ticket and instructions to take the train to Liverpool. More than one ended up lost and befuddled in Liverpool Street.
[2nd-hand story from, likewise, 15 years ago. Accuracy not guaranteed]
[2nd-hand story from, likewise, 15 years ago. Accuracy not guaranteed]