Install budgie-wallpapers-bionic by entering the following commands in the terminal:
sudo apt update sudo apt install budgie-wallpapers-bionic
Description:
Ubuntu Budgie 18.04 Wallpapers
Community Contest wallpapers for Ubuntu Budgie (release 18.04). Selection of community wallpapers to showcase Ubuntu Budgie. This package can be installed on any version of Ubuntu.
Homepage: https://github.com/UbuntuBudgie
Version: 18.04
Section: universe/misc