» Ancestral Bushman (San) Rock Art    Overview of Rock Art by the San People in Southern Africa.    http://www.lonker.net/art_african_1.htm

» Following Tracks    TRACCE Online Rock Art Bulletin paper on Namibian engravings and interpretation.    http://www.geocities.com/Athens/3857/tracks.html

» Index to Twyfelfontein    Links to several research projects and concerns in respect to the Twyfelfontein rock art.    http://www.arch.soton.ac.uk/Research/Gidlow/

» Namibian Rock Art    Namibian Rock Art Photo's and descriptions by Grant S. McCall.    http://www.geocities.com/Athens/Delphi/9080/index.html

» Rock Art at Hoog Genoeg    Images of rock art on the Hoog Genoeg Farm near Omaruru.    http://www.geocities.com/Tokyo/Temple/2884/namibian.htm

» Rock Art at Süderecke, Namibia    Photo's and description of Rock Art at the Südenecke site.    http://mc2.vicnet.net.au/home/vhra/web/suderecke.html

» Rock Art of Twyfelfontein, Namibia    A Survey into the Relationship between Animal-Engravings and Cupules By Maarten van Hoek. Including the Site Report on Twyfelfontein by Sven Ouzman    http://www.bradshawfoundation.com/twyfelfontein/

» Southern African Rock-Art Sites    Overview and relationship report on rock art sites in Southern Africa by Janette Deacon, in collaboration with members of the Southern African Rock Art Project.    http://www.icomos.org/studies/sarockart.htm

» Southern African rock art    Rock art at Rice is an introduction to prehistoric and historic rock art with an emphasis on pictographs (paintings) and petroglyphs (engravings.    http://www.ruf.rice.edu/~raar/RegionsSAarticle.html

» The Pre-Historical Period    Summary of pre-historical period of Namibia with special emphasis on Rock Art by Klaus Dierks.    http://www.klausdierks.com/Chronology/1.htm

» Twyfelfontein Rock Art Photos    Photo gallery of Twyfelfontein rock engravings.    http://www.phototravels.net/namibia/damaraland-twyfelfontein.html