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Explore Wikipedia's Contents

Wikipedia editors have organized the vast content of the encyclopedia in several different "table of contents" and other forms for browsing. This page lists:

Curated article collections

Overview articles

Overview articles summarize in prose a broad topic like Biology, and also have illustrations and links to subtopics like Cell biology, biographies like Carl Linnaeus, and other related articles like Human Genome Project.

Outline pages

Outline pages have trees of article links in the classic outline format you may have learned in school. They show how important subtopics relate to each other, and can be useful as a more condensed, non-prose alternative to overview articles.

Third-party classification systems

Various third-party classification systems have been mapped to Wikipedia articles, which can be accessed from these pages:

Most important articles for editors

These lists are meant to identify articles which deserve editor attention because they are the most important for an encyclopedia to have, as determined by the community of participating editors. They may also be of interest to readers as an alternative to lists of overview articles.

Reference collections

Wikipedia has several types of pages which provide content in a non-prose form, for reference purposes.

List pages

List pages enumerate items of a particular type, such as the List of sovereign states or List of South Africans. Wikipedia has "lists of lists" when there are too many items to fit on a single page, when the items can sorted in different ways, or as a way of navigating lists on a topic (for example Lists of countries and territories or Lists of people). There are several ways to find lists:


Timelines list events chronologically, sometimes including links to articles with more detail. There are several ways to find timelines:

Of particular interest may be:


Glossaries are lists of terms with definitions. Wikipedia includes hundreds of alphabetical glossaries; they can be found two ways:


Bibliographies list sources on a given topic, for verification or further reading outside Wikipedia:


Discographies catalog the sound recordings of individual artists or groups.

Special format collections


Portals include featured articles, images, news, categories, excerpts of key articles, links to related portals, and to-do lists for editors. There are two ways to find portals:

Wikipedia books

Wikipedia books are collections of Wikipedia articles that can be viewed, downloaded, or printed into a book. They provide a roadmap for a course of study in a particular subject.

Spoken articles

Growing collections of Wikipedia articles are starting to become available as spoken word recordings as well.

Complete collections of articles

Category system

Wikipedia's collection of category pages is a classified index system. It is automatically generated from category tags at the bottoms of articles and most other pages. Nearly all of the articles available so far on the website can be found through these subject indexes.

If you are simply looking to browse articles by topic, there are three top-level pages to choose from:

For biographies, see Category:People categories by parameter.

Category:Contents is technically at the top of the category hierarchy, but contains many categories useful to editors but not readers. Special:Categories lists every category alphabetically.

Alphabetical lists of articles

Wikipedia's alphabetical article indexes

Collections of articles by quality or popularity

Featured content

Featured content is the best Wikipedia has to offer, via vigorous peer review. Presented by type:

Most popular articles