Mother Nature does paintings in the sand using wave action.
My first attempts at capturing this ‘art’ were done using the hi-contrast black and white option on my camera.
This one is in colour with the contrast enhanced in Photoshop.
Mother Nature gives a couple of demos on how she paints sand with waves…
For more on this challenge: http://ceenphotography.com/2014/05/20/cees-fun-foto-challenge-gound-rocks-sand-dirt-paths-walks-trails/
Batz Gallery 
This is beautiful and a great capture. I like the bw, especially the second one as well as the first one in nature’s demo. Good choice for the theme.
Very beautiful!