Context:

Mentioned as a book that came out just as they were doing research for their holidays series, noting they 'just turned into us reading ginormous chunks from the book'

Context:

Described as 'Lucy Lethbridge's brilliant new book on the invention of the tourist industry, the invention of holidays in the modern sense.' Referenced multiple times throughout the episode as a source for historical facts about tourism.

Context:

Described as a 'brilliant book that's just come out' about the 19th and early 20th centuries and the invention of mass tourism. Both hosts highly recommend it and reference it extensively throughout the episode.