AliveColors offers a number of built-in AKVIS plugins that augment the image editor with extra functionality.

NatureArt (Effects -> Built-in Plugins -> NatureArt) lets you imitate natural phenomena on digital photos: Rain, Water, Clouds, Rainbow, Lightning, Frost, and Aurora.  

Attention: Turn the captions ON according to your language.

The features shown in the video may differ from those available in the latest version of the editor. Check out the built-in plugin's functionality.