http://www.suzieagelopoulos.com/egypt/get-best-photos-pyramids-giza/
https://news.nationalgeographic.com/news/2015/01/pictures/150103-pictures-pyramid-egypt-giza-sphinx-architecture-culture/
https://www.cnn.com/2014/11/06/living/oldest-photograph-human-daguerre/index.html
http://www.dailymail.co.uk/travel/article-1378848/Tips-lady-travellers-Victorian-age.html
http://mfastpete.org/exh/travelers-at-the-great-pyramids-det-c-1870/
https://www.imaging-resource.com/news/2012/10/30/the-birth-of-travel-photography-du-camp-and-flauberts-1849-trip-to-egypt
https://www.telegraph.co.uk/travel/comment/why-bucket-list-syndrome-is-ruining-travel/