There are thousands of koi pond designs that you can find on the internet today, from the regular in-ground to the above ground ones. Then, you must agree that the one that is really interesting to have is the above ground koi pond with window. (You will love to see theseA 15 Most Clever Rock Fountain Ideas for Your Backyard) 20+ Most Clever Above Ground Koi Pond with Window Ideas Please note: You are currently browsing img no deck no problem you can add landscaping around the that is 736x572px in size. This image is listed in above ground garden ideas category. 20 Most Clever Above Ground Koi Pond with Window Ideas, 736x572 in 105.09 KB.