Chances are they've actually been inside a real basement.
For all Southern Nevadans, though, it's time to dig in, because the invasion has begun. The old basement served practical purposes and was a mark of frugality. Footings and foundations in colder climates had to be below the frost line. And, burrowing underground, they helped moderate the temperature throughout the dwelling, making it warmer in the winter and cooler in the summer. In all the intervening years, he has never designed a home that had one.