"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 just read an 800-page history of the Scottish Enlightenment and, honestly, I may as well just start it again now, because I cannot remember a single thing. I can barely remember where Scotland is.
I have a life that I enjoy I try and value the things that I think are worth valuing and everything else is icing. You know, it is a kick to go down the red carpet in that dress and then you go back home.