ɪnðə nˈaɪntiːnhˈʌndɹɪd sˈɪksti z, dʒˌiːkˌeɪsˈiː dᵻsˈaɪdᵻd tʊ ˈoʊpən ɐ lˈɛɡoʊlənd pˈɑːɹk ɐdʒˈeɪsənt tə ðə lˈɛɡoʊ fˈæktɚɹi ɪn bˈɪlʌnd tə pɹəmˈoʊt hɪz tˈɔɪ bˈɪznəs; ðə fˈæktɚɹi ɪtsˈɛlf wʌz ɔːlɹˌɛdi dɹˈɔːɪŋ ɐpɹˈɑːksɪmətli twˈɛnti,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ vˈɪzɪɾɚz pɜː jˈɪɹ baɪ ðə mˈɪd nˈaɪntiːnhˈʌndɹɪd sˈɪksti z, hˌuː kˈeɪm tə vjˈuː mˈɑːdəlz pɹədˈuːst fɔːɹ tɹˈeɪd ʃˈoʊz ænd ʃˈɑːps.
In the 1960s, GKC decided to open a  Legoland Park adjacent to the Lego factory in Billund to promote his toy business; the factory itself was already drawing approximately 20,000 visitors per year by the mid-1960s, who came to view models produced for trade shows and shops.