It's not even fair to say they have been modified or touched up, really. Cameras are not true to life. The bare data (straight out of camera) does not look just

It's not even fair to say they have been modified or touched up, really. Cameras are not true to life. The bare data (straight out of camera) does not look just like what you see with your eyes, and occasionally the photographer also made a minor technical error, leading to a crop or an exposure adjustment or white balance change or...