Ключевые слова: accomplishment, achievement, adrenaline, adventure, architecture, challenge, city, cityscape, courage, danger, downtown, edge, excitement, exhilarating, extreme, fearless, height, height phobia, high rise, man, metropolis, milestone, observing, perspective, risk, roof, skyline, skyscraper, standing, structure, tall building, thrill, top, urban, urban development, urban exploration, urbanization, vertigo, view,