<http://schema.org/about>
"Long ago in Seoul, South Korea city planners paved right over a natural stream to put in a road. It stayed that way for decades, becoming a freeway and adding to the traffic congestion in the burgeoning metropolis. But Fast"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/city-of-seoul-transforms-freeway-into-a-river-video.html>