1) Paleolithic art dates from 40,000-8,000 BCE and includes cave paintings and portable sculptures. Cave paintings from the Lascaux Caves in France dating to 15,000-13,000 BCE feature realistic images of animals painted using natural pigments.
2) Neolithic art emerged around 8,000 BCE as people transitioned to settled agricultural societies. Neolithic architecture included megaliths and structures like Stonehenge built from large stones without mortar.
3) Theories suggest Paleolithic cave art was used for hunting rituals, animal worship, or shamanism but the true purpose remains unclear.