ɪn nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi, ðɪ aɪdˈiə ʌv fˈɪkst ˈɑːbdʒɛkt dʒˈʌmpɪŋ wʌz ɛkspˈændᵻd baɪ kˈɑːɹl bˈoʊnɪʃ ˌɪntʊ ðə kˈɑːnsɛpt ʌv bˈeɪs dʒˈʌmpɪŋ bˈɪldɪŋz, æntˈɛniː, spˈænz, ænd ˈɜːθ, ɪŋklˈuːdɪŋ ɐn ɛksklˈuːsɪv klˈʌb mˌeɪd ˌʌp ʌv ðoʊz hˌuː mˌeɪd æt lˈiːst wˈʌn dʒˈʌmp fɹʌm ˈiːtʃ əv ðə fˈoːɹ kˈæɾɪɡɚɹiz.
In 1980, the idea of fixed object jumping was expanded by Carl Boenish into the concept of BASE jumping (buildings, antennae, spans, and earth), including an exclusive club made up of those who made at least one jump from each of the four categories.