observe stunning astronomical objects through the infrared eyes of the nasa spitzer space telescope. this space screensaver is jam-packed with over forty mesmerizing pictures of star clusters, spiral galaxies, planetary nebulae, radiant supernovae, flying comets, star forming regions, magellanic clouds and more. let your imagination soar as you uncover the mysteries of the universe! use any screen saver image as your desktop background too.

journey through the irish countryside and wonder at its legendary landscapes, mystic places, and historical landmarks. this nature screensaver shows over forty high-quality photographs highlighting ireland's lush green scenery, rugged coastline, prehistoric dolmen sites, mysterious stone circles, ancient castles, and more. don't wait, give your pc an extreme celtic makeover today! use any screen saver image as your desktop background too.

the playing field is filled with colored blocks. the object of the game is to remove blocks from the playing field in a way that maximizes your score. selectively remove blocks and set yourself up to remove as large a group as possible. the larger the group the more points you get. for every block in the group, the score doubles - the power of 2 !! try to end up with the fewest number of blocks at the end of the game and earn lots of bonus pts.

a very unusual game of strategy with several versions to challenge you.the playing field contains colored bricks. carefully choose bricks from the outer ring, send them into the playing field and attemp to blast away bricks of the same color. when three or more bricks of the same color touch they are blasted away. continue doing this until the playing field is cleared. there are several games fields for you to master.

bring the great outdoors to your computer screen and marvel at the breathtaking views of north america's national parks. this nature screensaver packs over forty stunning high-resolution pictures of such world-renowned sites as the grand canyon, bryce, death valley, yosemite, yellowstone, zion, arches and more. escape the daily routine and be transported to these spectacular places! use any screen saver image as your desktop background too.