As you can see the gallery that is attached to the post is displayed inline at the bottom of the post. The first of those images also serves as background image for the page.
You can also choose to activate the background slider in addition, so users can switch to the full screen gallery if they want to.
With the help of the built in WordPress Embed shortcode you can link to any Video Provider that supports oEmbed (Vimeo, Hulu, Youtube & more)
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