I’m new to the hobby but recently came across a couple scapes with “waterfalls” shown below. Is this a new trend? What are your thoughts? I find it pretty cool.
I meant to further elaborate. . Using the airlift style setup. Make a hole in the lift tube. Using said small pump connect with soft tubing at an angle to force water up the tube keeping the "power head" clear of the sand. Sealing the soft tube in the hole with silicone