Abdul Halim Radwi ‘Afaq Halima’ The Makkah-born artist — widely considered to be one of the most significant in the Kingdom’s modern art movement — created this “monumental canvas” in 1989 — “a moment of profound optimism surrounding the possibilities of technological advancement and scientific exploration the collective imagination of the Arab world,” according to show notes from Christie’s. “This sense of optimism was particularly resonant in…