"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.
If we cannot meet our everyday surroundings with equanimity and pleasure and grow each day in some useful direction, then ... Life is on the road toward misfortune, misery and destruction.