<http://schema.org/thumbnailUrl>
<https://d2v9y0dukr6mq2.cloudfront.net/video/thumbnail/intense-sky-and-clouds-with-people-hiking-near-the-river_bjpwjvclr__S0000.jpg>
<https://www.videoblocks.com/video/intense-sky-and-clouds-with-people-hiking-near-the-river/>