It does not fall under links to be avoided  Any site that does not provide a unique resource beyond what the article would contain if it became a Featured article  It has many resources that are not on Wikipedia  Any site that misleads the reader by use of factually inaccurate material or unverifiable research See Reliable sources  All the material sites sources  Links mainly intended to promote a website  It is not a site made to promote other websites  I look at it and it shows very few ads when compared to a CNNcom and it ask for donations just like Wikipedia  Links to sites that primarily exist to sell products or services For example instead of linking to a commercial bookstore site use the ISBN linking format giving readers an opportunity to search a wide variety of free and nonfree book sources  It doesnt like to sites that primarily exist to sell stuff  It links mostly to news sites like the Washington Post MSNBC and others  It also links to sites like archiveorg  Links to social networking sites such as MySpace discussion forums or USENET  Were does it link to sites like this  Links to open wikis except those with a substantial history of stability and a substantial number of editors  Where does it link to these  Sites that are only indirectly related to the articles subject it should be a simple exercise to show how the link is directly and symmetrically related to the articles subject This means that there is both a relation from the website to the subject of the article and a relation from the subject of the article to the website For example the officially sanctioned online site of a rock band has a direct and symmetric relationship to that rock band and thus should be linked from the rock bands Wikipedia article An alternative site run by fans is not symmetrically related to the rock band as the rock band has only indirect connections with that site As far as I can see the site is directly related to the  attacks  Hence the name Complete  Timeline