[oz42]

found this amazing photo from Earth Science pic of the day;



link:
http://epod.usra.edu/blog/2011/03/skyscape.html

no matter how many times I read it's of the clouds, I can't help thinking it's underwater!

[yolk]

wow..lovely!

[Fernando Tella]

Hey, that's what I do to fake pool caustics! (only clouds are hidden from camera)