in

Before-and-after pictures show just how much of a difference Photoshop can make

Photographer Katrina Yu takes photos of herself in her backyard and combines them with pictures from her world travels to place herself in the ocean, on the moon, and in the clouds.

Here are 20 photos that show how much of a difference Photoshop can make.

Frequency Separation Photoshop Action

Tri-Range Frequency Separation Photoshop Action Tutorial

Photoshop Expert Visualizes a World Where Giant Animals Roam the Land