Continuing on yesterday's theme, here is one of the ephemeral pothole pools on the White Rim at dawn. These potholes are very interesting in that they harbor extremely hardy life such as brine shrimp that can survive long periods of drought and resprout to life when there is some rain.
The eye - ephemeral pool in Canyonlands NP. Buy a print.
Assembled into ultrahigh resolution (50 MP) from 2 sets of 9 images each from a D300 with Nikkor 18-55 mm f/3.5-5.6 at 34 mm, f/16, 1/5s (exposed for the sky) and 2.5s (exposed for foreground)
Smugmug enlarge. Flickr page. Google+.