In the late 1990s, Andrew Terrill set off from the southern tip of Italy to walk to the top of mainland Europe. Part 2 picks up with 4,500 miles still to go.
A mountain biker, his buddies, and some of the best singletrack trails in Europe.
Swiss steep skier, Sébastien de Sainte Marie's hunt for extreme first descents - through avalanches, dehydration and a lot of French cursing. .
With only one month to recover from serious injury, extreme skiers Sébastien de Sainte Marie and Adelin Favre make a second descent of a steep line down the north face of Piz Spinas (3823m), a mountain in the Alps straddling South Switzerland (Graubünden) and Italy in the region of Engadin.
They climbed the equivalent of Everest four times, battled headwinds and a heat wave and hiked and flew 2,000km to cross the Alps.