Deep beneath the legendary Easter Island, National Geographic undertakes a groundbreaking expedition to map a vast cave system utilized by the people who carved these iconic statues.  Protected by sheer cliffs, narrow labyrinths and underwater entrances, many of the caves have not been explored for decades.  Recently discovered human remains and telltale artifacts reveal details of the island's intriguing history and culture.This product is manufactured on demand using DVD-R recordable media. Amazon.com's standard return policy will apply.This product is expected to play back in DVD Video "play only" devices, and may not play in other DVD devices, including recorders and PC drives.