"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 am an anarchist in politics and an impressionist in art as well as a symbolist in literature. Not that I understand what these terms mean, but I take them to be all merely synonyms of pessimist.
Beauty comes from a life well lived. If you've lived well, your smile lines are in the right places, and your frown lines aren't too bad, what more do you need?