The Orient Express; The Khyber Pass Local; the Delhi Mail from Jaipur; the Golden Arrow of Kuala; the Trans-Siberian Express; these are just some of the trains steaming through Paul Theroux's epic rail journey from London across Europe through India and Asia. This was a trip of discovery made in the mid-seventies, a time before the West had embraced the places, peoples, food, faiths and cultures of...