You have a ton of images and you are too lazy to view those image one by one manually. Mac is very cool when viewing image. Choose all the images you want to be viewed and DblClck on one of the selected images. Mac will give you a view like this.

However, you can make the images dance automatically by using feature on Mac : Slideshow. Inside slideshow, you can make the images roll over your monitor, be sure to see such a beautiful scene. To activate this cool slideshow, Clck on of the selected images, then click on the Slideshow.

And you will see these pleasing scene.

When you mouse over the scene.

Image will change one to another image over and over again with animation until you feel satisfied and pressing W to close it or hit Close button. However, if you want to choose quickly the image you want to be viewed, you can press I or hit Index Sheet button.

If you open too many images that cover all the corner of your desktop. And at that time, you want to select an image but hard to find it in the ocean of image windows. Try using (it is like Alt Tab in Windows).

When you find out that this way cannot make you feel more comfortable. You can press F9 and the magic happens. And you can do that also for mountain of applications.

For Photoshop lover, Mac provide you with F10 key. If you happen to have such an ocean of images you have to edit open in your photoshop and so large amount of application you triggered, a single hit on F10, will give you instant view to all of your photoshop image in smaller windows. Very practical (Work also for another multi-layered applications). And a single press on F11 will instantly hide all of vision's burden to the desktop. Viva Mac!