Here's a short animation showing RD-Textures in action.
I used realflow 2.0, cinema4D and octane-render as well as following stuff by RDT
Textures: Gravel-06, Rock-04, Sand-08, Sand-09, Sand-10
Objects: Stone-02, Stone-03, Stone-04
...you find them at www.rd-textures.com
RDT - beach demo