Tortillas to Totems by Sam Manicom
A bloke who went on a motorbike tour round Europe and ended up travelling the globe for 8 years. This is the last part of 4 books detailing central America to the USA.
Also have read Jupiter's Travels & Dreaming of Jupiter by Ted Simon (Motorbike adventurer)
The Long Ride Home by Nathan Milward - bloke riding a 110cc Aussie post bike from Sydney to London in order to get over being dumped!
Love my adventuring books me