"The Great Railway Bazaar" is a travelogue in which the author embarks on a four-month journey by train from London through Europe, the Middle East, the Indian subcontinent, Southeast Asia, and Siberia, and then back to Europe. The book is a vivid and insightful account of the people, cultures, landscapes, and experiences encountered during the journey, painting a unique picture of the world as seen from the perspective of a train window. The author's sharp observations and engaging storytelling make this journey as much an inner exploration as a geographical one.

This humorous travel memoir features an American author's journey across the United Kingdom, where he had lived for two decades. Before returning to the United States, he decides to tour the country, using public transportation and staying in small-town accommodations. The book provides an amusing, and at times sarcastic, outsider's perspective on British life, culture, and idiosyncrasies, while also expressing a deep affection for the nation and its people.