<http://schema.org/about>
"Superfund sites can be found across the country, and one might even exist in your neighborhood, since about 11 million Americans live within one mile of one."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/healthy-spaces/photos/10-superfund-sites-where-are-they-now/silver-bow-creekbutte-area>