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Explorateur et naturaliste, l’Allemand Alexander von Humboldt (1769-1859) est né il y a deux cent cinquante ans : l’occasion de retracer l’existence mouvementée d’un pionnier des explorations scientifiques, dont l’étonnante cap...

German explorer and naturalist Alexander von Humboldt (1769-1859) was born two hundred and fifty years ago. This is an opportunity to retrace the eventful life of a pioneer of scientific exploration, whose astonishing capacity for work and ...