Zay Harding takes the road trip of a lifetime on one of the longest and most spectacular highways in the world, Argentina's Ruta 40, often called La Mitica Ruta 4,0 or the Mythical Route 40. Running the entire length of the country, from the border with Bolivia to the southern tip of Patagonia and along the edge of the Andes mountains, Zay completes a 3,000 mile journey from north to south across the entire country.