The only perception that early man had of himself, was what he saw when he looked at other people. Looking at their reflection in a pool of water was probably quite intriguing. We can see our reflections using mirrors at any time.
To get a sunset, you obviously have to shoot into the sun and in this picture the foreground is a silhouette against the sky. Light is particles of pure energy called photons that bounce around everywhere when the sun is high in the sky; but here it’s low and setting. (more…)