I have found travelogues to be more interesting when they have an angle to it. For example Walking the Bible is a journey from Egypt to Jerusalem along the path followed by Moses. Chasing Che is a motorcycle trip along the route that Che Guevera took. Jaya Ganga: In Search of the River Goddess is travel from the origins to the end of river Ganga and Chasing the monsoon is a journey of a man following the path of monsoons in India. All those are books I have enjoyed reading and now along similar lines there is a new book Ten Thousand Miles Without a Cloud by Shuyun Sun which follows the path taken by Huen Tsang, the Chinese pilgrim who toured India during in the 7th century.
Instead of trekking in the neighbourhood, however, she had a grander idea. As a history student, she had been fascinated by Huien Tsang, not because he is one of the most popular figures in Chinese folklore, but because so little is known about him.
The monk who travelled to India in the 7th century is generally regarded as a foolish man in China, as his more popular fictional self, the Monkey King, protagonist of one of China