🇰🇿 Kazakhstan · Tumulus
Boralday South Picket Row Kurgans (Boralday Southern Alignment Picket)
Late Saka to Wusun transition (180–100 BCE) · Saka late–Wusun transition (Boralday south picket)
5 south picket kurgans 18–26 m spaced 90 m: boundary sentinels with Han silk 140 BCE earliest silk in Kazakhstan.