>>/30227/
direct link
flag video
https://youtube.com/watch?v=wrZejBRSAO8
2:55 duration
US flag waving in the breeze (no audio)

The link Q posted was specifically
https//www.youtube.com/embed/wrZejBRSAO8?autoplay=1&html5=1&&

Which goes to the same place as the first link, which just shorter