In clip 51(of 56) it is shown how to install different desktops within the same Ubuntu installation. Starting from the default desktop Unity, the desktops GNOME 3 and Xfce are installed additionally and just for example. Right after this, test logins are performed and a quick view into the new desktops is taken. You can use the shown procedure for every desktop you like, as KDE, lxde, razor-qt and whatever you may find in the abyss of the reporitories. Best regards, your Sasa Paporovic