<http://schema.org/description>
"There are world records out there for the strangest things, and the &amp;quot;buildings&amp;quot; category is no exception. How much do you know about the world&amp;#039;s structures?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/engineering/structural/buildings-quiz4.htm>