Archaeological Evidence in Timing of Seymarreh Landslide

Seymarreh landslide is one of the important natural disasters that happened at east south of Seymarreh valley at Darrehshahr town ship in the past. This landslide has attracted attention of several scientists, because of the size and characteristics of its own. Several studies carried out so far in this event timing, however, the time of this event is unknown yet, from the perspective of archaeology. The aim of this paper is timing of Seymarreh landslide, based on archaeological evidence. In this regard, we have studied and examined the archaeological evidences that discovered from three points, including place landslide, the mouth of debris dam and the Seymarreh lake bed. The data of this research were collected by archaeological surveys. As a result, it was found that Seymarreh landslide has happened in the beginning of the Holocene age, simultaneously with the beginning of the Neolithic period and this landslide causing the formation of a recess in the process of habitation in the Seymarreh valley, which have been continued to late of Neolithic period.