<P> Cave paintings are also known as "parietal art". They are painted drawings on cave walls or ceilings, mainly of prehistoric origin, dated to some 40,000 years ago (around 38,000 BCE) in Eurasia . The exact purpose of the Paleolithic cave paintings is not known . Evidence suggests that they were not merely decorations of living areas since the caves in which they have been found do not have signs of ongoing habitation . They are also often located in areas of caves that are not easily accessible . Some theories hold that cave paintings may have been a way of communicating with others, while other theories ascribe a religious or ceremonial purpose to them . The paintings are remarkably similar around the world, with animals being common subjects that give the most impressive images . Humans mainly appear as images of hands, mostly hand stencils made by blowing pigment on a hand held to the wall . </P> <P> The earliest known cave paintings are at least 64,000 years old . Represented by three red non-figurative symbols found in the caves of Maltravieso, Ardales and La Pasiega, Spain, these predate the arrival of modern humans to Europe by at least 20,000 years and thus must have been made by Neanderthals . </P>

Most of the prehistoric cave paintings that have been discovered contain images of
find me the text answering this question