Heard about this today. Allan Karl, brother of a White House correspondent, took a trip that covered over 60K miles. Looks like he was on an F650. He wrote a book about the food along the way as well as the travels.
https://www.kickstarter.com/projects/worldrider/forks-three-years-five-continents-one-motorcycle
https://www.kickstarter.com/projects/worldrider/forks-three-years-five-continents-one-motorcycle