Q: How do I install wallpaper?
A: When using a PC, find the image you would like to use as a wallpaper. Next, right-click the image and press "Set as Wallpaper...".
Q: How do you create all these great images?
A: For the most part, a program called Bryce 4 is used to create the 3D images. Bryce 4 allows you to construct 3-dimensional landscapes and place other 3-dimensional objects inside of it, such as animals or shrubs.