"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.
Vincent used the money he received from his brother on painting materials and models, which caused him to eat and live in poverty. His diet was mainly bread, coffee, and tobacco.