ɐ sˈɪɹiz ʌv kæmpˈeɪnz ʌv ˌɑːɹkiːəlˈɑːdʒɪkəl ˌɛkskəvˈeɪʃən wɜːɹ ˌʌndɚtˈeɪkən æt ðə sˈaɪt bᵻtwˌiːn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi θɹˈiː ænd nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi nˈaɪn baɪ ðə fˈɪnɪʃ ˈɑːɹt hɪstˈoːɹiən tˈæŋkɹɪd bˈoːɹnɪəs.
A series of campaigns of archaeological excavation were undertaken at the site between 1933 and 1939 by the Finnish art historian Tancred Borenius.