1.619 Vistes
After six months of scientifically advanced training, three of the world's most elite distance runners set out to break the two-hour marathon barrier. These pioneers go on a global trek to defy the unthinkable and break the two-hour feat, from testing in wind tunnels and running labs in the United States, to balancing training with their day-to- day lives in eastern Africa, to the final heart-pounding race in Italy.
Alliberament: Sep 20, 2017
Temps d'execució: 55 minuts
Llenguatge: English
Estudi: National Geographic
País: United States of America
