▁and ▁art . ▁ ▁Ex c av ated ▁k urg ans ▁ ▁Some ▁exc av ated ▁k urg ans ▁include : ▁ ▁The ▁I pat ovo ▁k urg an ▁revealed ▁a ▁long ▁sequence ▁of ▁bur ial s ▁from ▁the ▁May kop ▁culture ▁c . ▁ 4 0 0 0 ▁BC ▁down ▁to ▁the ▁bur ial ▁of ▁a ▁S arm at ian ▁prin cess ▁of ▁the ▁ 3 rd ▁century ▁BC , ▁exc av ated ▁ 1 9 9 8 – 9 9 . ▁ ▁K urg an ▁ 4 ▁at ▁K ut ul uk ▁near ▁Sam ara , ▁Russia , ▁dated ▁to ▁c . ▁ 2 4 th ▁century ▁BC , ▁contains ▁the ▁ske leton ▁of ▁a ▁man , ▁estimated ▁to ▁have ▁been ▁ 3 5 ▁to ▁ 4 0 ▁years ▁old ▁and ▁about ▁ 1 5 2   cm ▁tall . ▁Rest ing ▁on ▁the ▁ske leton ' s ▁bent ▁left ▁el bow ▁was ▁a ▁co pper ▁object ▁ 6 5   cm ▁long ▁with ▁a ▁bla de ▁of ▁a ▁diam ond - sh aped ▁cross - section ▁and ▁sharp ▁edges , ▁but ▁no ▁point , ▁and ▁a ▁handle , ▁originally ▁probably ▁wrapped ▁in ▁le ather . ▁ ▁No ▁similar ▁object ▁is ▁known ▁from ▁Bron ze ▁Age ▁E uras ian ▁ste ppe ▁cult ures . ▁ ▁The ▁Ma ik op ▁k urg an ▁dates ▁to ▁the ▁ 3 rd ▁mill en ni um ▁BC . ▁ ▁The ▁Nov ov el ich kov sk aya ▁k urg an ▁of ▁c . ▁ 2