"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.
In 1814, England had full control over Saint Lucia. By this time, it was known also as "Helen of the West Indies" due to the number of times control had been passed over.