Nubian Gazetteer: KML file download
Salvoldi, Daniele; Geus, Klaus: A Historical Comparative Gazetteer for Nubia. In: Dotawo: A Journal of Nubian Studies 4 (Summer 2017), 59–182 [ISBN-13: 978-1-947447-20-2; free pdf in open access under https://punctumbooks.com/titles/dotawo-a-journal-of-nubian-studies-4/]. With sixteen colour maps.
Here is the basic .kml file for download. Please share and let's make it standard!
[Best to download the file and upload it using Google Earth; for reasons I do not know, if you click on the link and use the Google map automatically generated you won't be able to see the labels with the toponyms]
And see AWOL's Roundup of Resources on Ancient Geography