Tunnel Ultra: The mind-bending 200-mile ultra-marathon in the dark - BBC Sport

One runner was chased by monsters. Another went blind. In the darkness, nothing is as simple as it seems.

Sam Heward on LinkedIn: Running 200 miles in a tunnel - the mind

Tunnel vision helps as ultra runners enter dark side

Bath 200-mile ultra-marathon in railway tunnel begins

The Tunnel Trailer - 200 Mile Ultra Marathon in a Tunnel

John Harris on LinkedIn: #miniject #istar #migs #glaucoma

Tunnel Ultra: The mind-bending 200-mile ultra-marathon in the dark

Tunnel Ultra: The mind-bending 200-mile ultra-marathon in the dark

January, 2023 Newsletter (No 467) – TADWORTH AC

The Tunnel 200 Mile Ultra Marathon Timelapse Photos of Runners

The Tunnel 200 Mile Ultra Marathon Timelapse Photos of Runners

Bath tunnel ultra marathon a 'mind-bending' test - BBC News

Tunnel Ultra: The mind-bending 200-mile ultra-marathon in the dark

Tunnel Ultra: The mind-bending 200-mile ultra-marathon in the dark

Ultra Running

Your Ultramarathon Training Plan: What to Expect

Maximizing Hot Weather Training for Ultrarunning - CTS

Arches Ultra, Mad Moose Events

Delving into the World of Strength Training for Ultra runners - Run Ultra