5 heavenly glass houses

From AOL Real Estate

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Leave the price-range box blank when you surf real estate listings, and you’ll see some serious embarrassments of riches: mansions of mind-boggling size that sprawl tens of thousands of square feet or houses built with outrageously expensive materials and finishes. In their over-the-top grandiosity, these houses almost seem to taunt their middle-class counterparts.

But there are some pricey houses whose aesthetics may earn your envy and shatter your expectations.