The image shows a yellow and blue train engine with the words "Santa Fe 5168" written on the side. The engine is a diesel locomotive with the number 5168 on the front and the word "Santafe" written in blue on the sides. It is traveling on a railway track with a green freight train in the background. The sky is blue and there are some clouds in the distance. The train appears to be in motion, as there are no other trains visible in the image. The image is taken from a low angle, looking up at the engine.