Not looking at the shape because that is hard to shoot (or interesting) but more the bamboo look Garden Shower- pinning this on Products I Love with irony. Invaded by bamboo - need to find crafts to use those long sturdy stalks.
A pondless waterfall saves space and reduces workload. If you would like a water feature in your yard but would rather skip all the cleaning and algae removal and what not that goes with a pond check out this waterfall how to from Backyard Design Ideas.
Best Ponds from Readers' Yards These tales of outdoor transformations may just inspire you to build a pond of your own. Pond on deck Via This Old House Best Ponds from Readers' Yards a backyard pond in Canton, Georgia