What are the Moai and what did they represent?

A Portugal tour guide describes the scenic and culinary rewards that await visitors to the country's mid-Atlantic island getaways. Then a Scotsman who spent over two decades living on Easter Island takes us behind the mysteries of its famous stone figures and shares what daily life is like in the remote outpost. And a New York linguist reminds us of the benefits of preserving our world's diverse dialects.

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