"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 sure saw a lot of kids that I'm sure didn't know a lot about us, or we were definitely new to them. The kids who came up to me afterward, we'd talk about music, sign a lot of autographs. So I'm sure we made a lot of new fans.