▁city ; ▁Roman ▁Per g am on ▁is ▁believed ▁to ▁have ▁sust ained ▁a ▁population ▁of ▁approximately ▁ 1 5 0 , 0 0 0 ▁at ▁its ▁height ▁in ▁the ▁ 1 st ▁century ▁AD . ▁ ▁Among ▁Berg ama ' s ▁notable ▁ru ins ▁are ▁the ▁San ctu ary ▁of ▁As cle pi us ▁( or ▁As cle pe ion ), ▁a ▁temple ▁dedicated ▁to ▁an ▁ancient ▁Greek ▁god ▁of ▁he aling , ▁a ▁Greek ▁Theater , ▁and ▁the ▁Red ▁Bas il ica ▁complex ▁(" K ı z ı l ▁Av lu " ▁in ▁Turkish ) ▁that ▁str add les ▁the ▁Sel inus ▁River , ▁a ▁ 2 nd - century ▁AD ▁construction ▁likely ▁built ▁by ▁Had rian . ▁The ▁town ▁also ▁features ▁an ▁arch ae ological ▁museum . ▁ ▁History ▁ ▁The ▁city ▁of ▁Per g am on ▁was ▁the ▁capital ▁of ▁the ▁Att al id ▁dynast y ▁from ▁ 2 8 1 ▁BC ▁to ▁ 1 3 3 ▁BC ▁and ▁then ▁became ▁part ▁of ▁the ▁Roman ▁province ▁of ▁Asia . ▁It ▁remained ▁under ▁Eastern ▁Roman ▁rule ▁in ▁the ▁Middle ▁A ges ▁except ▁for ▁S ass an id ▁invasion ▁in ▁ 6 2 0 s , ▁Um ay y ad ▁invasion ▁in ▁ 7 1 5 ▁and ▁Sultan ate ▁of ▁Rum ▁rule ▁between ▁ 1 0 7 4 ▁and ▁ 1 0 9 7 . ▁It ▁was ▁conquer ed ▁by ▁Kar as ids ▁in ▁ 1 3 0 2 . ▁It ▁was ▁part ▁of ▁Ott oman ▁Empire ▁in ▁ 1 3