It could be a significant find (Picture: NPS/Justin Tweet) A remote ‘lost world’ discovered off the coast of California could offer new clues as to the origins of the first Americans — and could potentially even rewrite what’s known about the nation’s history. The mysteries of the Channel Islands, an eight-island archipelago located off the Southern California coast, have long fascinated researchers, but a new documentary is set to bring them to the fore, with experts describing the islands as a place where ‘human history is frozen in time’. Hidden among the islands are the remains of humans thought to date back around 13,000 years, together with ancient settlements and other evidence of human activity believed to be from that period. The evidence suggests that Ice Age humans may have reac