How dark does it get 1,120km below the Earth's surface? 🌍 With just 3 days to go until the #WorldsDeepestMarathon, Hudson-sponsored runner Rory Coleman takes us inside the Garpenberg Mine. 💡It doesn't get much darker than this!

#Garepenberg
#TheCountdownIsOn
#EnduranceChallenge
#HudsonSupports