This page has the elements added from inside the Flexpage Editor App instead of using the app manager screen.
    This allows for greater control of how everything looks.
    Click here to see an screen shot showing the difference in how they look from the back end.
    And I can add text underneath the Photo Gallery as a description...in whatever font I want.

    I've inserted a video.
    I've inserted some audio.

    And I've embedded a youtube video