Ключевые слова: 30, abstract, architecture, aviva tower, bank, banking, building, business, cgnu tower, city, diamond, district, engineering, england, exterior, finance, financial, future, futuristic, gherkin, glass, industrial, industrial architecture, landmark, london, metal, modern, norman foster, pattern, reflect, reflection, sir, skyscraper, square mile, st helens, st mary axe, steel, swiss re, tower, triangle, uk,