Snowflakes are gorgeous. Only wish I could see them up close like this when they fall. "Russian photographer Alexey Kljatov has created an ingenious and inexpensive DIY camera rig capable of capturing excellent close-up pictures of snowflakes.
Fire rainbows are the rarest of all naturally occurring atmospheric phenomena. For a fire rainbow to occur, cirrus clouds must be feet in the air with the precise amount of ice crystals, and the sun must hit the clouds at 58 degrees. (a/k/a Sun Doggies)