Hitler never abandoned the cloak of legality he recognized the enormous psychological value of having the law on his side. Instead, he turned the law inside out and made illegality legal.
"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.