Ключевые слова: access, active, advanced, advancement, alto, america, antenna, background, big, brown, california, clear, communication, concept, dish, education, exercise, hike, hiking, huge, jogging, landmark, large, macro, metal, nature, outdoor, palo, parabolic, park, reception, recreation, running, scenery, silicon valley, specialized, stanford, steel, sunlight, sunny, symbol, technology, telecom, telecommunications, trail, transmission, tree, trees, walk,