or you can make descriptive links with [[http://www.codewiz.org/ | some anchor text]].
Links to images will appear inline: http://www.w3.org/Icons/valid-css.png
-[[GerryStich.jpg|Stich!]]
+{{GerryStich.jpg|Stich!}}
Anchored links also work with [[FrontPage|wiki pages]], [[/index.html | local paths]], and [[non_wiki_words]].