at the university of iceland in reykjavik. this vault, original manuscripts that date back hundreds of years, some nearly a millennium old. geezely sickerson is a research professor here. today he s pulled one of the icelandic settlement books for us. this manuscript was handwritten in the 1600s, believed to be a copy of the book from the 14th century, and that one is believed to be a copy from the 1200s. you get the idea. how far back are we talking here? we know from our sources, writing in ireland around 825, that the irish hermits were here around 790 or thereabouts. wow. if you think about genealogy around the world, how unique is