Nick Butter becomes the fastest man to run around the coast of Britain

The man who ran a marathon in every country in the world just completed 200 marathons in 128 days around the coast of Britain

Globetrotting runner Nick Butter looks to tackle 200 marathons in 100 days

The man who ran a marathon in every country is attempting a new ultrarunning challenge that will take him around the coast of mainland Great Britain

Meet Nick Butter, the man who ran a marathon in every country

He has more than 800 marathons under his belt, but Nick Butter is nowhere close to the end of his running career