Install blubuntu-wallpapers by entering the following commands in the terminal:
sudo apt update sudo apt install blubuntu-wallpapers
Description:
Blubuntu look - Wallpapers
The Blubuntu theme. . This package contains the Blubuntu Wallpapers.
Homepage: https://launchpad.net/blubuntu-look
Version: 0.3.1
Section: universe/x11