1. Acropolis, Propylaea and Erechtheum Collection: Andrew Dickson White Architectural Photographs Collection Location: Athens, Periféreia Protevoúsis, Greece Date: ca. 421 BC-ca. 405 BC (Erechtheum) 437-432 BC (Propylaea)ca. 1865-ca. 1875 (photograph) Format: Image Creator: Mnesikles (Greek architect, active ca. 430-420 BCE)