Signs usually explain things. But there are unusual signs. This is one of them. Putting a sign of "keep off grass" in a desert seems highly unusual. Nevertheless, this sign does have couple functions. It can make drivers laugh. It's boring to drive in such a desolate area. Laugh would be a good thing to have during a long trip. Second, people in this area may wish a miracle to happen: green grasses grow in desert.

Signs usually explain things. But there are unusual signs. This is one of them. Putting a sign of "keep off grass" in a desert seems highly unusual. Nevertheless, this sign does have couple functions. It can make drivers laugh. It's boring to drive in such a desolate area. Laugh would be a good thing to have during a long trip. Second, people in this area may wish a miracle to happen: green grasses grow in desert.