bushmen petroglyphs, twyfelfontein rock art site in damaraland, southern kaokoveld wilderness, namibia

africa ancient animal art bushmen cave cliff cliffs cliffside cliffsides cultures damaraland dancing engraved engraving engravings frame full german historic historical imitation imitations kaokoveld kudu kunene likeness namibia namibian painting paintings past petroglyphs presentation representation representations rock rockface south southern southwest twyfelfontein west wilderness