"Channa Maron" v u David Polonsky wird am Humboldt-Gym Vatterstetten ausgestellt. Die berichtet. https://t.co/kygbZQHTYN

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Botanising buddies: In 1807 von Goethe send to von Humboldt a sketch of typical mountain vegetation types

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Aimé Bonpland: botanist who collaborated w/Humboldt='s Scientist of the Day! https://t.co/rAB7ylg3GN

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ser explorador implica sortear las fronteras | |

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A portrait from a summer trip to Humboldt County, CA, home of the--ahem--green economy.

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Humboldt Penguins sketch dip pen and ink

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New artwork for sale! - "Alexander Von Humboldt" - http://t.co/3L0S1ETP

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