Help:Linked images

Images on a MediaWiki wiki will by default, link to the description page, so that licensing information, upload history, contributors, and full resolution versions are immediately available to the user when he or she clicks an image.

However, there are several workarounds for those that require them.

link= Syntax available since version 1.14
Direct internal or external links from images are possible using the syntax documented at Help:Images

This native image link support was added in MediaWiki v1.14 onwards ( r41727. See b539 ) and negates the need for any of the following workarounds or extensions.

Just a short description
In your wikicode: This will make a 50px width picture with a link to the page MediaWiki: