Introducing our summer challenge: the #Hilladay100! Can you climb 2,345 metres in 100 hours?
What does it take to run a 250km ultra marathon like Ultra X Sri Lanka? We surveyed our participants to find out how they prepared.
Ultra X Sri Lanka 2019 was the first of our World Championships qualifying races. Check out who's claimed a spot for the big event.
We are delighted to announce that for Ultra X Jordan 2019 we are teaming up with Precision Hydration - "The Sweat Experts".
All of our events offer unforgettable experiences. However, Ultra X Mexico and the Copper Canyons of Chihuahua go beyond the norm.
We have teamed up with what3words to help with our route mapping for Ultra X Mexico. Read all about this innovative GPS technology.
Last month, Ultra X offered two lucky people the prize of a lifetime - free entry to Ultra X Jordan 2019! It's time to meet the winners.
The Ultra X World Championships marks a new era in multi-day ultra running, where the best athletes will get the recognition they truly deserve.
It's almost here! The inaugural Ultra X Sri Lanka kicks off in a little over two weeks. Who are the athletes to watch?!
Marathon des Sables is a world famous, perhaps the most famous, multi-stage ultramarathon. How do Ultra X races compare?