What Is An Ultra Marathon? — Ultra X

What exactly is an ultramarathon, what are the different categories, and what does it take to train for one?

Ultra X 110 Azores - as listed in

What Is An Ultra Marathon? — Ultra X

Races - Ultra X Multi-Day Ultra Marathon Trail Running Series

Excitement builds ahead of maiden Ultra X World Championship, Trail Running News

British veteran completes ultra-marathon across Tanzania for military charity

Ultra X Scotland - Running in Inverness

Ultra X Nevada - October 21, 2024

What Is An Ultra Marathon? — Ultra X

Joly and Steen crowned Ultra X world champions in Slovenia, Trail Running News

Julien Cazorla: Winner of Ultra X Azores - Ultra Runner Mag

Ultramarathon - Wikipedia

Ultra X Multi-Day Ultra Marathon Trail Running Series

Blog Archives - Running Coach, Online Running Coach, Ultramarathon Coach

Review: Ultra Scotland 50 or 'I haven't seen a hill in a while, let's do this!' #racereview #ultramarathon #gbultras #ultraboyruns