Hugh's work for The Cruellest Earth project has so far taken him to live volcanoes, illegal mines deep underground, and one of the world's biggest mountain ranges to capture the conditions in which more than 30 million people work for less than $1 a day... READ FULL ARTICLE HERE.
These photos show some of the most extreme working conditions in the world, from inside an active volcano to a deadly mine: Business Insider
A miner in Bolivia's Cerro Rico silver mines, where millions have died since the 1500s.