1. Erechtheum, Propylaea, showing steps and temple of Athena Apteros Collection: Andrew Dickson White Architectural Photographs Collection Location: Athens, Periféreia Protevoúsis, Greece Date: 421 BC-405 BC (Erechtheum) 437 BC-432 BC (Propylaea)ca. 1865-ca. 1895 (photograph) Format: Image Creator: Mnesikles (Greek architect, active ca. 430-420 BCE)