Waterfalls and Rivers Screensaver is a collection of beautiful, color photographs of waterfalls and rivers. It displays 10 images by professional photographer Keith Clark as a slide show. Options let you choose the time delay between images (in seconds or minutes), select which transition effects to use, and stretch the images to fit the screen or display them in their original size.This screen saver also supports Microsoft Plus!. You can select corners on your screen that allow you to move the mouse over them to automatically display the screen saver, or to prevent it from appearing.It also comes complete with a "Screen Saver Control&quot\; utility that lets you select, configure, and launch any installed screen saver with a click to the System Tray icon.