This can be a particularly helpful feature for large showcases!
To view the outline of a showcase:
- In the Home tab, click the More dropdown under the showcase you wish to view the outline of.
- Select ‘Outline’ from the drop down menu.
You are provided with two views: Grid View & List View. Both views include edit links for every page, so you can go directly to that page to make changes, instead of navigating through the whole showcase.
Here's List View:
And here is Grid View: