: Upload the file directly to Google Images to find matching visual data and its original publication source.
The number 118 in the filename frequently corresponds to the or figure number in Humboldt’s historical catalogs. Specifically, in his research on Tenerife , he documented iconic sites such as: 1817_118.jpg
: Spain's highest volcano, which he scaled in 1799. : Upload the file directly to Google Images
: Since the number 1817 may also refer to a year, this image might be a scanned plate from a nineteenth-century botanical or cartographic atlas . in his research on Tenerife
: The headland where he is said to have halted during his ascent, now a popular viewing spot. Identification Tips