Marco Olmo was born in Alba in 1948. He is an ultramarathon runner affiliated with the ASD Roata Chiusani club and has won numerous ultra-trails. He began competing at the age of 27 and, following a period of mountain running and ski mountaineering competition, he started aged 40 to compete in extreme races in various deserts: the Marathon des Sables, a self-sufficient, 230 km race in Morocco; the Desert Cup, a 168 km race in Jordan; the Libya Desert Marathon; and the Ten Commandments Marathon, a 156 km race on Mount Sinai. Olmo competed in the Tible Raid in Martinique, finishing in fifth place, and participated in the Badwater Ultramarathon in the Californian desert, which consisted of 135 non-stop miles between Death Valley and the Whitney Portal, a stretch where temperatures can exceed 52°C. At the age of 58, he became world champion when he won the Mont Blanc Ultra Trail, a 167 km route through France, Italy and Switzerland over 21 hours of uninterrupted racing around the highest massif in Europe. He has represented Italy on two occasions: in 2002, when he participated in the 24-hour race in Gravigny, France, finishing in 23rd place having covered a distance of over 199.9 km; and in 2009 for the IAU Individual Ultra Trail World Championship, in Serre Chevalier in the French Alps, where he finished in 14th place in the general ranking and in first place in the veterans category. In 2016 Olmo won the Ultra Bolivia Race, a 170 km route in six stages through the Bolivian desert at an altitude of around 4000 m.