A version of this story appears in the May 2018 issue of National Geographic magazine. At National Geographic, we’ve helped you explore the world for 130 years. With the launch of the May print ...

Though not a seasoned hiker to begin with, the filmmaker became the first person to complete the world’s longest trail network.

With that in mind, we've listed every National Geographic program streaming on Disney Plus right now. For more information about Disney's streaming service, be sure to check out our complete guide ...