„Big wave“

Thanks so much Soumen :)

Split toning consist of an image that instead of being black and white it toned to have just to colors, like blue and sepia or pink and blue or whaterver... Here's a link to a simple tutorial, you can find more on the net:
http://photoshoptutorials.ws/photoshop-tutorials/photo-effects/split-toning.html

Thanks so much! It was done using Bokeh plugin by AlienSkin :)

Many thanks!

Grazie mille Davide :)