While some archaeologists have suggested that the colossal moai of Rapa Nui were moved using wooden sleds made from palm trees, scholars have theorized more recently that the moai were carved from stone megaliths already on the site carved from stone megaliths already on the site A moved while standing upright with a system of ropes and levers moved while standing upright with a system of ropes and levers B dragged to their locations by domesticated animals and carts dragged to their locations by domesticated animals and carts C assembled in place using the ashlar masonry technique