<http://schema.org/thumbnailUrl>
<http://www.blogcdn.com/slideshows/images/slides/159/651/8/S1596518/slug/l/dome-home-exterior-21c37d-573x430-1.jpg>
<http://www.aol.com/article/2013/11/27/sedona-dome-home-for-sale/20776913/>