Private Pond and Waterfall. A backyard pond doesn’t have to be big to have a big impact. This private pond is less than 6 feet long and just over 4 feet across.But with its striking stone ...

2. Bring in Fish. Koi swim happily in the pond, adding to the sense of tranquility. For happy koi as well as a clean pond, the general rule of thumb is to keep four koi or fewer per 1,000 gallons ...