"Ahu" are stone platforms on which many moai sit. There are 313 known ahu and 125 of these carry moai. The biggest, Ahu Tongariki is 220 m (720 ft), and had the most (15) and tallest moai.
The new spirituality is that it will produce an experience in human encounters in which we become a living demonstration of the basic spiritual teaching 'We are all one.'