<http://schema.org/keywords>
"city, winter, travel, europe, architecture, snow, countryside, tatra, small town, slovakai, szepesv\u00C3\u00A1ralja, spisske podhradie, szepesv\u00C2\u00B7ralja"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/22015141/snowy-day-by-csilla-zelko>