They may have lived on a remote dot of land in the Pacific, but the ancient Polynesian people who populated Easter Island, or Rapa Nui, were not as isolated as long believed.
A genetic study, published in the journal Current Biology, reveals these ancient people had significant contact with Native American populations hundreds of years before the first Westerners reached the island in 1722.
http://www.abc.net.au/science/articles/2014/10/24/4113814.htm