Ancient Greek art, beginning in the Cycladic and Minoan civilizations, comprises various periods: Geometric, Archaic, Classical, and Hellenistic, along with five main forms including architecture and sculpture. It reflects human achievements and societal values, evolving from rigid designs to more naturalistic representations, especially during the Classical period where realism flourished. Notable innovations include emotional expression in Hellenistic art, the utility of pottery in daily life, and skilled metalwork showcasing intricate designs.