Getting started with the GNOME Linux desktop: 
The GNOME project is the Linux desktop’s darling, and deservedly so. It began as the free and open desktop alternative to proprietary options (including KDE at the time), and it’s been going strong ever since. GNOME took GTK+, developed by the GIMP project, and ran with it, developing it into a robust, all-purpose GTK framework.
read more: Opensource.com sethkenlon
Supporting Open Source.
Have you tried: Visiting Port Elizabeth?