Rock Spiral Garden. This is the first one Ive seen that I like because it closes on itself instead of leaving an opening leading to nowhere. Now, an open one could lead to another point of interest, but I have yet to find one that does.

Water that flows towards the main entrance of our home has greater ability to bring chi energy indoors, while water flowing away from the entrance could diminish the chi energy inside your home. It could even lead to the feeling that money is flowing away from you