Arkaim mystery , Russia

Arkaim (Russian: Аркаим) is an archaeological site situated in the Southern Urals steppe, 8.2 kilometres (5.1 mi) north-to-northwest of Amurskiy, and 2.3 km (1.4 mi) south-to-southeast of Alexandronvskiy, two villages in the Chelyabinsk Oblast, Russia, just to the north from the Kazakhstan border. The 17th century date suggests that the settlement was about co-eval to, or just post-dating, the Indo-Aryan migration into South Asia and Mesopotamia (the Gandhara grave culture appearing in the Northern Pakistan from ca. 1600 BC, the Indo-European Mitanni rulers reached Anatolia before 1500 BC,