Oliver Knott creating a rock garden aquascape in a short, step-by-step video.
Here’s a short, instructive video on creating an “Iwagumi” (rock garden) aquascape by Oliver Knott, the European planted aquarium rock star.
Oliver Knott Step-by-Step Iwagumi
https://www.youtube.com/watch?v=FY2tZavZ9AA&feature=related
