(I once circumnavigated a country on foot but it was merely the Vatican.)
Years ago there was a beautiful book published called From Alice to Ocean about a woman who walked across the Western deserts of Australia:
https://www.amazon.com/Alice-Ocean-Alone-Across-Outback/dp/0...
It was notable at the time also because it was one of the early uses of CD-ROM to add a multimedia component.
http://besser.tsoa.nyu.edu/impact/s94/students/nataliez/nata...
https://www.amazon.com/Alice-Ocean-Alone-Across-Outback/dp/0...
http://macintoshgarden.org/games/alice-ocean
Some reviews of the CD-ROM from a 1994 college class:
http://besser.tsoa.nyu.edu/impact/s94/students/papers.html
(Scroll down to Multimedia Reviews and there four student reviews of the CD.)