Watch on Soap2day. The production team spent 1,904 days visiting 43 countries and regions on six continents, exploring many amazing habitats on Earth with advanced filming equipment such as light drones, high-speed cameras and long-range deep-sea submersibles, presenting the most magnificent wonders of the natural world and the incredible survival legends of wildlife, revealing the amazing changes and far-reaching impacts of nature, and experiencing the continuation and reincarnation of life. The Continuity and Reincarnation of Life.