The sun goes down over the frozen water of Long Pond, Conception Bay South, Newfoundland and Labrador. Prince Harry, Meghan take part in Invictus Games welcome ceremony in Whistler How long you ...

National Weather Service meteorologist Matt Salerno said our beautiful sunsets have to do with the wide-open skies in Arizona. In Phoenix, in particular, it's also thanks to being in a valley.

Here's what to know about the science of Arizona's stunning sunsets, including when and where you can watch them in metro Phoenix. National Weather Service meteorologist Matt Salerno said our ...