<p>Prester John is an adventure novel by John Buchan. It tells the story of a young Scotsman named David Crawfurd and his adventures in South Africa, where a Zulu uprising is tied to the medieval legend of Prester John. Crawfurd is similar in many ways to Buchan's later character, Richard Hannay.<br><br>The legends of Prester John were popular in Europe from the 12th through the 17th centuries, and told of a Christian patriarch and king said...