Why this adventurer followed Darwin's footsteps up a threatened Argentinian river

At the end of November 2014, Leon McCarron and Tom Allen set off for Patagonia to follow the Santa Cruz river across Argentina. Inspired by the story of the first European crew to explore the area in 1834—which included on its roster a very young and altogether impressionable Charles Darwin—Leon, Tom and their friend Jose used the expedition’s old diaries to … Continued