WordPress undoubtedly has the lion’s share of CMS users, and it is generally considered that WordPress is more flexible than Drupal and Joomla!, which is quite probably the case.
However, in case you have not been watching, Drupal and Joomla! have moved along, and it is to their credit that there are still many websites built on these platforms. It may surprise you to see just how beautiful websites can be when built on Drupal or Joomla!, and hopefully you will be inspired by the examples in this showcase.
Drupal and Joomla! Websites
Websites Built on Drupal
Sites Built on Joomla
I wonder if this showcase makes you want to take another look at Drupal and Joomla!? It certainly did surprise me whilst compiling this round-up that there are such beautiful sites built on these platforms.