In Chapter 3, you were introduced to the new nested category system in Joomla! Nested categories don't just give you more flexibility in structuring your site content, but they also have SEO advantages. By creating a logical, systematic structure for all articles, you'll enable both human visitors and search engines to quickly find their way.
Moreover, you can now easily create a simple site map: a list of links to all categories on the site. Adding a site map is also regarded as good SEO practice, as it enables search engine spiders to detect what your site has to offer.
Joomla! 1.6 enables you to add a site map, using a new menu item type called List All Categories. We've covered this in Chapter 3. If you want to see how the site map in the Joomla! default sample data is set up, have a look at the New category view # 1: List All Categories section in Chapter 3. If you want to create a basic site map for yourself using the List All Categories menu item type, see Creating...