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 (@ultraxco) / X

A Runner's Journey: My FIRST 50km Ultra-Marathon - The Happy Diet

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

British veteran completes ultra-marathon across Tanzania for military charity