Phantom Islands

Citations:

http://andrewpekler.com/phantom-islands/
https://nla.gov.au/nla.obj-232587759/view
https://en.wikipedia.org/wiki/Phantom_island
https://www.jstor.org/stable/1776845seq=1#page_scan_tab_contents
https://www.loc.gov/exhibits/treasures/images/vc00map.jpg
https://upload.wikimedia.org/wikipedia/commons/1/18/Dalorto_1325_map_%28partial%29.jpg
https://www.lib.umn.edu/apps/bell/map/PORTO/1424/index24.html
http://www.smoliy.ru/img/anticuemaps/bartolomeo_pareto_1455.jpeg
https://upload.wikimedia.org/wikipedia/commons/7/78/Map_by_nicolo_zeno_1558.jpg
https://en.wikipedia.org/wiki/Shackleton%E2%80%93Rowett_Expedition
https://www.loc.gov/resource/g5200.ct003988/?r=0.461,0.156,0.384,0.236,0