Ключевые слова: arid, arizona, blue, cacti, cactus, california, camp, contrast, dangerous, desert, dessert, dry, green, heat, hot, indians, mexico, mojave, morocco, navajo, opuntia dillenii, prickly, sabra, sabres, saguaro, sahara, saloon, scorch, sharp, sky, south, southwest, spike, spine, thorn, thorns, tucson, utah, vegetation, west, western, white, wild,