The document discusses Greek structures and sculptures from ancient times. Structures were usually made of limestone and in a rectangular shape, using marble from Attica in Doric or Ionic styles to house gods. The Parthenon, built to honor Athena, was a prominent temple constructed between 447-438 BC. Other structures mentioned include the Altar of Twelve Gods, Erechtheion, Temple of Hephaestus, and Temple of Apollo. Sculptures were typically marble statues made with bronze and iron tools, ranging from small figurines to large temple statues, initially focusing on clothing and later the face. Famous sculptures discussed include Athena, Discobolos, Hadrian, Nike of