Chapter 1
The spark that started the stampede
Chapter 2
The community on the pavement
Chapter 3
Extreme limits and global trails
Chapter 4
The science of the runner's high
Ch 3 · Extreme limits and global trails
adidas Global Ultra Running
Past two hundred miles, girls outrun them all! Outrun them all, yeah, outrun them all!
BETA
adidas Dodge obstacles in global marathons to discover why millions have joined the running boom.
adidas The indigenous Tarahumara community of Mexico's Copper Canyons preserves a legendary tradition of running extreme distances in traditional huaraches.
Quiz
What traditional footwear do Rarámuri runners wear to cover hundreds of miles of rocky terrain?
adidas Chamonix's brutal mountain race defines the peak of the global trail running boom.
Quiz
Which of the following countries is NOT crossed by runners participating in the Ultra-Trail du Mont-Blanc?
Quiz
What is the approximate total elevation gain that runners must climb during the UTMB?
Fun Fact
Rarámuri diet: Rarámuri runners fuel their ultra-marathons with pinole, a traditional mixture of ground toasted corn, water, and spices!
Quiz
What must competitors in the Marathon des Sables carry on their backs for the entire race?
Quiz
In which extreme environment does the famous six-day Marathon des Sables take place?
Glossary
ultramarathon (noun)
A long-distance footrace that is longer than the traditional marathon distance of 26.2 miles. In 2024, global participation in ultra-distance races between 50 and 100 miles surged by 77 percent.
A long-distance footrace that is longer than the traditional marathon distance of 26.2 miles. In 2024, global participation in ultra-distance races between 50 and 100 miles surged by 77 percent.
Quiz
What is the name of the sacred sash passed between runners in a Japanese Ekiden relay race?