Horizon of Planet Earth, The ISS is flying over Pakistan and Tayikistan - stock photo

Digitally enhanced image. The artist took an original bland image taken from the ISS and used between two or three software-apps to achieve this result. He found the white and black points. Added texture, clarity, and removed color cast caused by glass and the atmosphere. Then he went to color correct the image to offer a more vivid view of reality. The contrast was augmented and some dots from dust in the sensor of the camera were removed. Elements of this image furnished by NASA