This reminds me of water parks on the Greenway now.I love the idea of creating "rooms" of water. Water sculpture "Appearing Rooms" installation by Danish artist Jeppe Hein. In front of the Festival Hall in London
On its face, the location of a foundation perimeter drain seems like the simplest of details. The perforated drain line is run around the foundation next to the bottom of the footing. At least that& what many construction drawings show.