TRAVEL IN THE DESERT Nowadays we zip along through the desert at high speeds in the air conditioned comfort of modern automobiles. We are in a great hurry to arrive at our destinations conduct our affairs and rush back home the same day. That sort of business is a recent activity. Travel in the desert was not always this easy. A thousand years ago folks crossed the desert by foot in difficult journeys that took days and weeks to complete. They carried all that they needed on their backs; food, water, trade goods, weapons, cooking gear and even fire. Evidence of Pre-Columbian trade routes still exist. A hundred and fifty years ago folks crossing the desert used domesticated animals but it was still a tough journey. Goods for subsistence and trade were carried on pack mules
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