A Cancer Patient's Trek Along the California Mission Trail

"If I can move, I'm not sick." That was cancer patient Edie Littlefield Sundby's mantra, and it inspired her to set an unusual goal for herself: To become just the sixth person to walk the entire 800 miles of the California Mission Trail, visiting the state's 21 historic missions along the way.

Click through to join Edie as she shares some memorable moments from her journey. For more inspiring stories, subscribe to Guideposts magazine.