Pohnpei

"Nan Madol: The City Built on Coral Reefs"


One of the oldest archaeological sites not on a heritage list, this Pacific state, like Easter Island, is an engineering marvel

Read more: http://www.smithsonianmag.com/history/nan-madol-the-city-built-on-coral-reefs-147288758/#CCUGg0VYRs4iLOJe.99