Anyone with a pile of money can build a big pile of a house, and back in the day, that's what you did. (See, for instance, Downton Abbey.) But during the 20th century, a group of architects staged a controversial revolt. Why, they asked, couldn't less be as impressive as more?
Across North America, sensational -- but often reasonably-sized and usually deceptively simple -- homes stand as their legacy. Here are ten of the best. All of them are open to the public, but make advance reservations.
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