Kirk Bianchi of Bianchi Design, an award winning phoenix pool builder and landscape designer, created these interlacing walls to serve as a foil for the guest parking spaces just on the other side of the wall, creating a courtyard experience for the guest quarters that also shielded the view of the driveway just beyond. The interlacing walls created a niche that beckoned pedestrians to find their way. Michaelwoodall.com