Near the Dushanbe International Airport, Bronze Age burials were discovered dating from the end of the second to the beginning of the first millennium BC. Achaemenid dishes and ceramics were found  east of Dushanbe in Qiblai, as the city was controlled by the Achaemenids from the 6th century BC. Archaeological remnants of a small citadel dating to the 5th century BC have been discovered  south and wedge-shaped copper axes have been discovered from the 2nd century BC. 