Meograph looks like a useful site for digital story telling. Meograph allows you to create a presentation which can include Google Maps, images, audio and video. Therefore it is considered to be four-dimensional. The presentation plays in a timeline format. Take a look at this example:
Check out this video explaining how to create a Meograph:
I played around with Meograph and found it very simple to use. This site could easily be used by lower elementary all the way through adults. I highly recommend checking Meograph out.