Some pictures really go the extra mile (1.6 kilometers) when capturing the beauty of nature. This picture, by Stephane Vetter, goes even farther than that:
How about that? There's so much to see in this picture from southern Iceland (and click to embiggen and get the amazing and beautiful details). First, I love the waterfall; in time exposures the frothy water takes on an almost satin-like quality, silky, milky, and smooth. It can be hard to get long time exposures during the day, but in this case the water was lit by the Moon at night! But wait a sec: if it's night, why is there a rainbow? There isn't! That's a moonbow, caused by aerosolized water droplets at the base of the falls hanging in the air and acting like little prisms, bending the moonlight and splitting it into its colors. Moonbows are pretty faint, so it takes a ...
