Daily Life Walnut Creek Koi Pond of the Day November 11, 2011 4:30 pm Sasa Restaraunt has its own koi pond. This is the second best koi pond in downtown Walnut Creek. Does anyone know where the best koi pond in downtown Walnut Creek is? koi ponds Previous Post Old Firetrucks Next Post Motorcycle Thief Caught in House Near Larkey Park