A Brand Guidelines of Sragen, Prehistorical Land. Visual & strategic guidelines of Sragen branding. Sragen is a regency in the eastern part of Central Java province in Indonesia. As a way to promote Sragen as prehistoric site in Central Java. Sragen bears past evidence in the form of early human, fauna, and flora evidence. Human fossils, fauna, flora fossils, and artifact, and stratigraphy data which is deposited naturally, are the source of knowledge to understand the past life. Due to these outstanding values, UNESCO in 1996 established Sragen (Sangiran) as World Cultural Heritage.