Middle-distance triathlons: the 13 toughest?

Ironman 70.3, Half Iron, Middle-distance. Whatever you want to call it, 113km racing is on the rise. But which is the world’s toughest course? We crunch the stats to pick our 13 hardest from around the globe…


Photo: @marcosferro #challengesangil #113k

A post shared by Challenge San Gil (@challengesangil) on Jun 17, 2015 at 6:18pm PDT

7. Challenge San Gil Queretaro, Queretaro, Mexico

Although fairly new to Challenge, this 113km toughie in Querétaro (200km north of Mexico City) has been running for 25 years. Altitude more than elevation gain plays a major role in the athletes' toils, with the swim taking place in an artificial lake at an altitude of 2,000m. The bike then climbs even higher on the bike course into the Querétaro Mountains. The run is thankfully flat but the mid-summer Mexican sun keeps the torment coming.


Continue reading our guide to the 13 toughest middle-distance triathlons (8/13)


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