Ключевые слова: adventure, beauty in nature, blue, buildings, california, calmness, clear, climate, conservation, dam, development, engineering, environmental conservation, escondido, geometry, grass, green, hill, hodges, industry, lake, land, modern, mountain, mountain range, nature, park, parkland, peak, pond, preserve, rancho bernardo, relaxation, reservoir, rock, san diego, scenic, serene, southwest, structure, sustainability, trail, trees, usa, vacation, valley, water, wide, wildlife,