"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.
President Obama and our all-of-the-above energy strategy is the real deal. We are proud of the fact that we are importing less oil than at any time in modern history, and it has been because of the president's vision and courage.