What remains for anthropologists and other scholars to study is located at some 35,000 archeological sites including nearly 1000 Moai, 300 Ahu (long platforms on which statues are mounted), hundreds of petroglyphs, Hare Moa (rock houses for chickens), Manavai (rock enclosures for gardens), Hare Paenga (thatched houses shaped like overturned canoes), Umu (volcanic rock-lined earth ovens), Taheta (r