Ključne riječi: Dale Stone, phd, pemberton, rutherford, sea to sky, dh, downhill, double black, gnarly, steep, dangerous, expert, advanced, slab, roll, rock, cliff, beautiful, views, gopro, hypersmooth, trail, train, mtb, mountain, biking, pov, point of view, strava, fast, session, feature, hardest, toughest
Dužina videa: 16:32