The runners begin at an altitude of almost 10,000 feet and, over 10 hours of complete darkness and sub-zero temperatures, have to gain another 7,600 feet.

Five runners share their training strategies, race-day lessons and tips for tackling the Ladakh Marathon’s high-altitude races, from the marathon in Leh to the Khardung La…

Tenzin Dolma wins the women’s Silk Route Ultra, while Jigmet Stobdan and Disket Dolma take top honours in the Khardung La Challenge.