ULTRA-TRAIL Mt.FUJI is Asia's biggest trail running race against the background of UNESCO World Heritage Site - the iconic Mt. Fuji, Japan's tallest and most beautiful mountain. This year's race was the 6th, and more than 2,400 competitors from across the globe gathered to take on the challenge. The 168-kilometer course takes them through mountainous terrain and forested foothills, with a cumulative altitude gain of 8,000 meters. More than 30 cameras captured the spectacle from multiple angles, including from the air. Tune in to experience some of the highs and lows of this thrilling event.