Linux Mint 18.1 "Serena" features very beautiful wallpapers which many users would be happy to use on their PCs, e.g. in Windows or in other Linux disto. Here is how to download them.
Bing's extensive image gallery is a well known source for nice wallpapers. It contains very beautiful landscapes, nature and animal photos and other amazing pictures which look nice on the desktop. When you download these images, they are shown with a watermark, which can ruin the impression and beauty of the image when it is used as the desktop background. Here is how to download images without a watermark.
The Plasma 5 desktop workspace in KDE 5 features very beautiful wallpapers which many users would be happy to use on their non-KDE desktops, e.g. in Windows or in other Linux desktop environments. Unfortunately, it is not so easy to find these images on the Internet, so I decided to share them for everyone who need them.