Ключевые слова: america, ancient, arid, background, baja, beautiful, blue, cacti, cactus, california, cardon, comparison, demonstrate, demonstrating, desert, dry, elephant, environment, flower, giant, grass, green, holiday, landscape, large, largest, latin, mexican, mexico, mountains, nature, old, pachycereus, plant, present, pringlei, saguaro, scale, sharp, show, showing, sonora, summer, tall, tallest, thorn, wild, worlds,