Atiu, also known as Enuamanu (meaning land of the birds), is an island lying at 187 km to the northeast of Rarotonga, in the Southern Islands group of the Cook Islands Archipelago. Geography Atiu is a raised volcanic island surrounded by a reef from which rises 6-m cliffs of fossilized coral (makatea). This coral cliff forms a mile-wide ring round the island, forming a virtual plateau. Erosion at the innerside of the ring has formed dip of about 30-m into fertile land, which gradually rises agai… (More on Atiu)