"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.
I remember thinking that I'd way rather give my parents my money, and not have to like have them go to work anymore, you know what I mean. Because I'd way rather spend more time with them.