Like ritual rock painting .....

The imprint of the hand painted in many caves, was perhaps the first sign of "individuality" in human history. 

(Prehistoric art Italian leangueage From Wikipedia )

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The figures are simply .......... without apparent order. Others instead appear to have a logical relationship between them. .......... Each of which is an ideogram that is not the real object, but its "idea". Their function pertains to celebratory rituals: commemorative, initiatory and propitiatory. (Rock Drawings in Valcamonica From Wikipedia )

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A strong fantastic ability to create and imagine, ..... was one of the reasons for the superiority of men such as Cro-Magnons on other species.(Prehistoric art Italian leangueage From Wikipedia )