Synopsis

Steve Backshall guides us to a realm few have witnessed: the deep sea. Ninety-nine percent of Earth's living space lies beneath the waves, and nearly ninety percent of that is deeper than a kilometer—a realm of unending darkness and immense pressure. Far from barren, this vast inner world teems with an extraordinary variety of wondrous and strange creatures, ranging from jellyfish spanning forty meters to the unsettling anglerfish and vampire squid. Our descent from sunlit surface waters into th