Cave painting from Tadrart Acacus (Acacus Mountains) in the desert of western Libya, a UNESCO World Heritage Site. (Source: "http://en.wikipedia.org/wiki/File:Tadrart_Acacus_1.jpg") 洞穴繪畫 人 岩石藝術 岩石藝術 Acacus 人 1
sign black map mountain symbol rock people man sport person human symbols road hill mountains climber climbing inverse climibing climb Rock Mountain Or Hill Climibing clip art 岩 山 山 岩山或山 Climibing 剪貼畫
