I did not know about these wonderful places. For hundreds of years, families in Mauritania have been maintaining libraries of old Arabo-Berber books. Originally on the route of pilgrims travelling to Mecca, the libraries are now at risk from the spreading Sahara and ever dwindling numbers of visitors, in part because of security restrictions due to terrorism. …
Siehe https://kottke.org/19/08/desert-libraries-of-chinguetti