We all know sunsets are prettier in Arizona. If you happen to be out and about on a day when the sunset is especially vivid, the sight may stop you in your tracks. The striking hues of warm reds ...

and iconic spots for photography. Mystery Valley, on the Navajo Nation in Arizona, is a little-known destination near ...

Arizona is known for having gorgeous sunsets because of the climate conditions. But do you know what the rarest sunset colors are? Here's the science.