During a typical contract, a massage therapist works 12-hour days, sleeping in a shared, windowless broom closet of a cabin.

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The shuttle mission was orchestrated by my sixth grade teacher, Mr. K, who, built a simulator in a broom closet of our school.

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The industry is even looking at ways to make today's smaller-than-a-broom closet toilets more compact in the hope of squeezing a few more seats onto planes.

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Other must-have features in singleton spaces: a large steam shower, a media room with a big-screen television, and sound speakers in every room "even in obscure places, like the broom closet, " says designer Lori Dennis, who has worked on several places for singles in Los Angeles and Lake Tahoe in recent years.

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She turned away, thinking to get the broom, which was in a closet near the back door.

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