Sentence:  And in suburbs known for new development, preservationists are often battling a general perception that there is nothing historic or worth saving among the <WSD>cul-de-sacs</WSD>. 
Meaning of the word marked with <WSD> tags:  A circular area at the end of a dead end street to allow cars to turn around, designed so children can play on the street, with little or no through-traffic.