Argos is a city in south Greece, the capital of Argos-Mycenae Municipality. It is in the Argolisprefecture, which is on the Peloponnesepeninsula. It is named after the child of Zeus and Niobe in Greek mythology. It is the biggest city in Argolida prefecture but the capital of prefecture is Nauplion. Argos is very historical city. The first residents arrived more than 7,000 years ago. It is considered the oldest city in Greece from ancient Greek writers.