<http://schema.org/description>
"A Google Maps Help thread reports there is a bug with a certain type of street views output.  The output=svembed option, which can be used to show Panoramio images and works well  in Flash, seems to b"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/023035.html>