A large crowd is made by Photoshop cloning the original few people in the rally, many times over, placing them side by side in the photographs creating the perception of huge public participation.
Photoshop Lightroom and Aperture are two most popular solutions for pro photographers who shoot raw images using DSLR cameras.
If you have an old picture in bad condition and you want to restore it, this easy to understand tutorial can help you a lot.
Using the simple tools of Photoshop, you can change the eye color of people in photographs very easily.
Create Nice looking Image Borders Using Photoshop - Video Tutorial from Photoshop TV