Compare what kind of house you can get for $1 million in six markets across the country. First up is a beautiful midcentury modern in Palm Springs, Calif., followed by a visit to Shreveport, La., to see a home built entirely around antiques. Then it's off to a 3,000-square-foot condo in Oakland, Calif. We wrap with a quick look at homes in Las Vegas, Ann Arbor, Mich., and Boston.