To view a page's location within the hierarchy of its space, click on the 'View in hierarchy' link at the bottom of the page.
Note that his link is only displayed if the page has children.
Screenshot above: Viewing a page's location in the space's hierarchy
Alternately, the Breadcrumbs or the 'you are here' path at the top every page display the page's location in the space's hierarchy.
Learn about Page Families
View a Page's Location within a Space
View the Children of a Page
Create a Child Page
Change Parent of a Page
Working with Pages
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