<http://schema.org/alternativeHeadline>
"If you're in the Washington DC area any Friday this summer, you can pop by The People's Garden and learn a little something."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/organic-farming-gardening/blogs/healthy-garden-workshops-at-the-peoples-garden>