When you walk a trail in the woods, have you ever wondered, how did this get here? Who carved this path? Chances are a team of hardscrabble men and women worked tirelessly to make sure the paths you follow blend right into the landscape. This week we find out why one such trail crew, known as the 'TFC', is the stuff of legend.
Also, running and completing a marathon is an amazing achievement that is the culmination of many hours of hard mental and physical training. But can you really claim you finished when you collapse just a few yards from the finish, or is that cheating.
And we'll finish it off with a heartwarming story of the ultimate gesture of sportsmanship from a place called Ushuaia, Argentina known as the "End of the World".