image is a derivative work of the following images: File:AvHumboldts_Americatravel_map_en.svg licensed with Cc-by-sa-2.5 2009-07-08T08:23:35Z Cäsium137...
org/licenses/by-sa/2.5CC BY-SA 2.5 Creative Commons Attribution-Share Alike 2.5 truetrue English Dutch Alexander von Humboldts Amerikaanse reis (1799-1804)...
