It was reconstructed at the end of the Hellenistic period, and later from the emperor Hadrian but Pausanias claims that it was still incomplete in the 2nd century BC.
ɪt wʌz ɹˌiːkənstɹˈʌktᵻd æt ðɪ ˈɛnd ʌvðə hˌɛlənˈɪstɪk pˈiəɹɪəd, ænd lˈeɪɾɚ fɹʌmðɪ ˈɛmpɚɹɚ hˈeɪdɹiən bˌʌt pɔːsˈeɪniəz klˈeɪmz ðˌɐɾɪt wʌz stˈɪl ɪŋkəmplˈiːt ɪnðə sˈɛkənd sˈɛntʃɚɹi bˌiːsˈiː.