International audienceThāj, a major east Arabian caravan city settled from the ‘Hellenistic’ to the early Sasanian period, is composed of a large walled city of 40 ha, extensive suburbs, and a necropolis of over 1000 tombs. As part of the Thāj Archaeological Project (SCTH/CNRS/ Leiden University), an archaeological study of the necropolis was launched in 2017, with the aim of determining the burial practices, cultural identity, and social organization of the inhabitants of Thāj, and to reconstruct their way of life (diet, health status, etc.). These issues are addressed through a comprehensive approach combining spatial analysis, targeted archaeological excavations, and anthropological analysis. In 2017 a remote survey of the necropolis ena...