The night is falling on the Atacama desert while a sulfuric acid tank train is nearing the end of its trip from Potrerillos to the "Mina Franke" copper mine.
Traveling the Atacama Desert, at the foot of the formidable Andes Range, this train carries much needed sulfuric acid for the production of copper to the Mina Franke mine at Altamira.
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A heavy sulfuric acid tank train climbs the grade to Altamira as the sun sets on... (more)