Why UFO clouds crown mountain tops
We had an outstanding month with reader-submitted photos, and these ten images stood out as favorites. We love to pair interesting facts along with beautiful images, so we hope you also had fun learning about what is in the shots, from debunking myths about raccoons to the dramatic power of lightning. And in this image, we learned about what lenticular clouds are and how they form -- and no, they aren't cloaks for UFOs as some folks out there believe. But that doesn't make them any less fascinating. These aren't the only clouds that caught readers' eyes. Click through to see another stunning image.