50 events
The Ultimate Race Guide · 2026 - 2027

50 Ultra Running
Events
to Challenge Your Body

From Sahara's inferno to Arctic tundra, volcanic calderas to the roof of the world — 50 races that push human limits across 6 continents.

Presented by Go Marathon Run
50
Iconic Races
6
Continents
42+
ITRA Certified
692km
Longest Race
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Certification Guide

Understanding Race Certifications

Four major certification bodies govern ultra trail racing globally. Each carries different weight for qualification and record validation.

● ITRA — International Trail Running Association ● UTMB World Series ● IAU Gold/Silver Label (World Athletics) ● ATM — Asia Trail Master ● Proprietary Certification ● No Official Certification
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18
UTMB World Series
42+
ITRA Certified
2
IAU Gold Label
692km
Yukon Arctic Ultra
-40°C
Coldest Race
55°C
Hottest Race