edition humboldt digital is the online edition of Alexander v. Humboldts travel journals and letters.
According to PR-model, edition-humboldt.de is ranked 415,610th in multilingual Wikipedia, in particular this website is ranked 42,543rd in German Wikipedia.
The website is placed before jiro-kankoku.com and after canon-compo.co.jp in the BestRef global ranking of the most important sources of Wikipedia.