"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.
Canada is currently the only major industrialized country in the world that does not allow any private administration of health care services that are provided by the public system.
One of the biggest challenges in my job is letting go of the movie once you go home at night, and knowing you can't do anything to your performance once you've laid it on film.