<http://schema.org/thumbnailUrl>
<https://bdn-data.s3.amazonaws.com/blogs.dir/38/files/2014/07/thoreau-gabor-150x150.jpg>
<http://actoutwithaislinn.bangordailynews.com/2014/07/21/recreation/statewide-events-celebrate-150th-anniversary-of-thoreaus-the-maine-woods/>