<http://schema.org/mainEntityOfPage>
<http://www.popularmechanics.com/technology/infrastructure/a6556/how-to-fix-a-suspension-bridge-the-verrazano-narrows-upgrade-5518985/True>
<http://www.popularmechanics.com/technology/infrastructure/a6556/how-to-fix-a-suspension-bridge-the-verrazano-narrows-upgrade-5518985/>