We're heading to one of the world's most isolated and mysterious places – Easter Island! That's what a group of Dutch explorers called Rapa Nui when they came across the island on Easter Sunday in 1722.  Rapa Nui is home to around a thousand large stone statues which have faces carved into them – called moai. People from outside the island have long wondered how its original inhabitants could have built these statues and what purpose they serve...  Mysteries of Science is a fortnightly podcast created by The Week Junior's Science+Nature magazine and Fun Kids. Tap follow or subscribe wherever you're listening to this to make sure you never miss an episode. Get three copies of The Week Junior's Science+Nature magazine for just £5. sciencenature.theweekjunior.co.uk/podcast is the place to claim yours. See omnystudio.com/listener for privacy information.