Watching the sunset in the mountains of Arizona offers stunning vistas. The sunset view over the Grand Canyon is brilliantly ...

Columns of clouds ... mountains, tall cactus and soaring rock formations — adds dramatic textures and silhouettes. But science only gets you so far. You don’t have to understand why sunset ...

Beautiful, long-lasting lenticular clouds formed over the mountains of Flagstaff, Ariz., on Thursday afternoon and persisted until sunset. The clouds were captured in a timelapse video by the ...