One of the great options in wordpress is enabling other page to be the default page not just the regular posts page. and the best use for it is creating websites the CMS way and not the blog way.
here are some veryy nice examples:
Some links about how to use wordpress as a CMS
Some Videos About how to use wordpress as a CMS
do you know of any other nice websites using wordpress as a CMS (not the new trendy use as a magazine), please share with us.