A site in southwestern Iran including a large cemetery and platform from Susa's initial occupation, dating to the end of the 5th millennium BC. The site is divided into Acropole 1 and 2; Acropole 1 has provided a sequence of 27 levels up to the Akkadian period. Some levels contain evidence of the development of writing: tablets marked with numbers, tokens in envelopes, and tablets of the Proto-Elamite script.