https://www.youtube.com/watch?v=D1FLLnDeNZs
https://www.youtube.com/watch?v=F5J8tu587lE
https://www.youtube.com/watch?v=tzdQgjKUTwM&list=PLseW5BALyURwzZmAfniCfwpyGaiTop8d7
https://www.youtube.com/watch?v=QzqHUzww-sk
You can embed videos in your post or page content. Here is an example from YouTube. Many other popular sites are supported. You can even upload your own video to WordPress. The theme makes the videos responsive so they show nicely on mobile devices.