▁tum uli ▁at ▁M og il k ite ▁and ▁N en ov et si ▁settlement s ; ▁V r ats a , ▁tomb ▁І І ▁of ▁the ▁M og il anska ▁M og ila ▁tum ulus ; ▁St rel cha ; ▁Sh ip ka ; ▁G oly am ata ▁( Big ) ▁Kos at ka ▁tum ulus ; ▁Kab yle ; ▁Pl os ká ▁( F lat ) ▁tum ulus ; ▁Res il ovo ; ▁and ▁So z opol . ▁ ▁History ▁ ▁The ▁history ▁of ▁the ▁Th ra ci ans ▁is ▁trac ed ▁to ▁an ▁eth no - c ult ural ▁group ▁of ▁Ind o - Europe an ▁tribes ▁that ▁lived ▁in ▁S out heast ▁Europe . ▁The ▁culture ▁existed ▁from ▁the ▁middle ▁of ▁the ▁second ▁mill en ni um ▁BC ▁to ▁approximately ▁the ▁sixth ▁century ▁AD , ▁en comp ass ing ▁an ▁area ▁including ▁parts ▁of ▁present - day ▁Bulg aria , ▁Roman ia , ▁Mold ova , ▁Greece , ▁Turkey , ▁Mac ed onia ▁and ▁Ser bia . ▁Some ▁of ▁these ▁tribes ▁joined ▁to ▁form ▁a ▁kingdom ▁known ▁as ▁the ▁Od rys ian ▁Kingdom , ▁which ▁covered ▁the ▁present ▁territory ▁of ▁Bulg aria , ▁Northern ▁Greece , ▁S out he astern ▁Roman ia ▁and ▁North western ▁Turkey . ▁The ▁dominant ▁tribe ▁of ▁this ▁group ▁was ▁the ▁Od ry si ans , ▁also ▁called ▁Od ry se a ▁or ▁Od rus ai , ▁that ▁derived ▁its ▁name ▁from ▁the ▁myth ological ▁names ▁of ▁Od rys es ▁or ▁Od ris is ,