3D Merry Christmas tunnels ScreenSaver is a beautiful screen saver that takes you through several tunnels that have been decorated for the holidays. This screen saver is the perfect decoration for your computer on Christmas. 3D Merry Christmas tunnels ScreenSaver is comprised by several tunnels with different decorations regarding Christmas environments. You'll be relaxed by the sight of these never ending tunnels. This screen saver runs on almost any edition of Windows including 95, 98, Me, 2000, NT, XP, 2003, Vista, and 7. 3D Merry Christmas tunnels ScreenSaver is the perfect screen saver for your desktop during the holidays.