he Toyota Proving Ground is one of the testing facilities for Toyota located near Wickenburg, Arizona. The facility has an office component, maintenance complex, test track, and a storage facility. Between the office and the maintenance building is a quiet garden for the employees. The garden area consists of sitting areas, ramada, and a formal fountain and stream with a koi pond. Water is a very significant element in the Japanese culture. The height of the water fountain determines profit. The higher the water fountain translates to a higher profit. The koi pond exhibits peace and tranquility for those who visit the pond. The landscaping within the quiet garden is very simple and clean as are most Japanese landscape.