On the outskirts of Hanga Roa, Easter Island’s only town, the Museo Rapa Nui has a small but striking collection. It includes a rare female version of the monolithic statues known as moai, and sets of piercing moai eyes made from white coral and red volcanic rock. Finely worked obsidian tools sit alongside displays on the Birdman contest, which involved swimming through shark-infested waters and searching an offshore islet for a seabird egg in order to claim the spiritual leadership of Easter Island. With so much to see, it’s easy…