Here's how you can download the wallpapers from Ubuntu 14.04 Trusty Tahr.
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
sudo dpkg -i trusty-tahr-wallpaper-contest_0.0.1-0extras14.04.0_all.deb
3. You can also download the wallpapers in high resolution from Launchpad.
The Canonical design team has recently revealed the default wallpaper of Ubuntu 14.04 Trusty Tahr, which keeps the style and colors of the previous Ubuntu wallpapers.
Now long after that, the default 11 wallpapers of Ubuntu 14.04 Trusty Tahr, submitted and voted by the community have been also made available for download.More at Linux G
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