Highlands of Brazil Sanatorium, São Paulo: exterior seen from a distance. Photograph. https://www.rawpixel.com/image/14018012/photo-image-frame-plant-grassFree Image from public domain licenseKing Mongkut (King Rama IV) of Siam (Thailand). Photograph by John Thomson, 1865. https://www.rawpixel.com/image/14016872/photo-image-face-frame-personFree Image from public domain licenseMicroscopische opname van schubben, veertig keer vergroot (1887 - 1888) by Marinus Pieter Filbri https://www.rawpixel.com/image/13757295/photo-image-paper-frame-spaceFree Image from public domain licenseRiver Min, Fukien province, China. Photograph by John Thomson, 1870/1871. https://www.rawpixel.com/image/13985111/river-min-fukien-province-china-photograph-john-thomson-18701871Free Image from public domain licenseSiam [Thailand]: monks and their assistants. Photograph by John Thomson, 1865. https://www.rawpixel.com/image/14021555/siam-thailand-monks-and-their-assistants-photograph-john-thomson-1865Free Image from public domain licenseTaku forts, near Tianjin, north-eastern China. Photograph by John Thomson, 1871. https://www.rawpixel.com/image/14018288/photo-image-frame-person-artFree Image from public domain licenseLalung, Formosa [Taiwan]. Photograph by John Thomson, 1871. https://www.rawpixel.com/image/14014935/lalung-formosa-taiwan-photograph-john-thomson-1871Free Image from public domain licenseChina: an old man with his mule. Photograph by John Thomson, 1869. https://www.rawpixel.com/image/14007536/china-old-man-with-his-mule-photograph-john-thomson-1869Free Image from public domain licenseThe bones of a pantomime artist's foot, viewed through x-ray; revealing a needle by one of the toes. Photoprint from… https://www.rawpixel.com/image/13996510/photo-image-background-face-handFree Image from public domain licenseAmoy (Xiamen), Fukien province, China: the harbour viewed from Ku-lang Su (Gulangyu) Island. Photograph, 1981, from a… https://www.rawpixel.com/image/14007624/photo-image-person-tree-artFree Image from public domain license