Watch: Akuna Hikes

Heading out the door? Read this article on the new Outside+ app available now on iOS devices for members! Download the app.

Will Robinson returned home to Louisiana from Iraq with PTSD and a loss of his sense of self. He found inspiration to get out on the trail and kept going and going until eventually completing the Appalachian and Pacific Crest Trails.

Robinson now tries to worry about little else, beyond where the next water source is and what direction he’s going.

Want to Know What It Takes to Finish at Western States? Just Ask Hellah Sidibe.

Find out what happened when this six-year run streaker and HOKA Global Athlete Ambassador took on an iconic ultramarathon in California's Sierra Nevada