Ключевые слова: 67, abstract, architecture, around, art, atmosphere, background, biosphere, blue, building, canada, circle, circular, corner, design, dome, element, empty, expo, expo 67, exposition, fuller, geodesic, globe, half, iron, lattice, lines, lots, many, metal, metallic, minimal, montreal, pattern, pavilion, quebec, repeated, repetition, round, roundness, silver, sky, space, spatial, sphere, steel, universal, web,