Sway.com is a free microsoft cloud-based product. You will need to use your Microsoft Live Account to access it and for an example to see what it can do look at:-
You will see the editor at the top of the screen click on “Preview”
It is designed to making content easy to find from a variety of sources. This is a really great tool for finding the image you really want to use. I think I may prefer this to powerpoint for some uses!