A list of pages that no other page links to:

1. EditedSystemPages
2. HomepageGroupsTemplate
3. HomepagePrivatePageTemplate
4. HomepageReadPageTemplate
5. HomepageReadWritePageTemplate
6. Lecture+
7. LocalBadContent
8. MissingAndUnwritablePage
9. MissingHomePage
10. MissingPage
11. PermissionDeniedPage
12. ProjectGroupsTemplate
13. ProjectTemplate
14. Syllabus+
15. WikiTipOfTheDay