The website of the developers that created this screensaver is not working anymore, which means that no other versions of this screensaver will be available for downloading. I've also looked on other websites and the result was the same. I conclude that 3D Snowy Cottage Animated Wallpaper or screensaver is actually a discontinued application.
You can look for alternatives on the following link: http://software.informer.com/search/cottage+screensaver