Palace of Fine Arts Theatre, São Francisco, EUA.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282299/free-photo-image-greek-theatre-background-templeFree Image from public domain licenseMosaic of a mask on the border of the mosaic floor from the Insula of the Jewellery, Archaeological Museum of Delos, Greece https://www.rawpixel.com/image/8718335/photo-image-art-public-domain-maskFree Image from public domain licenseTop Panel: Plan, Column Details; Bottom Panel: View of a Ruined Theater, Probably that at Miletus by Giovanni Battista Borra https://www.rawpixel.com/image/9368542/image-art-watercolor-vintageFree Image from public domain licenseThéâtre de Dionysos. Frise du proscénium by Frédéric Boissonnas https://www.rawpixel.com/image/14259767/theatre-dionysos-frise-proscenium-frederic-boissonnasFree Image from public domain licenseCapital, Greco-Roman Theater, Miletus (71. Milet. Théatre ant. chap.) https://www.rawpixel.com/image/12491035/capital-greco-roman-theater-miletus-71-milet-theatre-ant-chapFree Image from public domain license