Columbia subject headings:
Art, Prehistoric--Algeria--Tassili-n-Ajjer.
Harvard subject headings:
Parc national du Tassili (Algeria)--Pictorial works.
Petroglyphs--Algeria--Parc national du Tassili--Pictorial works.
Rock paintings--Algeria--Parc national du Tassili--Pictorial works.
Princeton subject headings:
Art, Prehistoric--Sahara.
Cave paintings--Sahara.
Petroglyphs--Sahara.
Prehistoric peoples--Sahara.
Sahara--Antiquities.