<http://schema.org/image>
<http://static1.squarespace.com/static/5685e2f72399a3a3e5f4d2df/t/572bc81b62cd94aa4f021ad2/1477008196505/>
<http://www.piajanebijkerk.com/journal/2010/07/27/the-quintessential-amsterdam-summer-weekend/>