https://phys.org/news/2019-01-algeria-ancient-pyramid-tombs-shrouded.html

Constructed between the fourth and seventh centuries, the tombs are believed by some scholars to have been built as final resting places for Berber royalty—although nobody knows who truly laid within.

But Algerian authorities and archaeologists are now pushing to get the Jeddars listed as a UNESCO World Heritage site, in the hope of assuring their preservation and study.