Dive into an incredible journey across the waves and into the darkest depths of the ocean! Sail the seas, then explore the ocean's zones in your submarine as you search the seabed, discover colourful coral reefs and meet the mysterious wildlife that lives there. Which animals are lurking in the deep, dark midnight zone? What happens when an undersea volcano erupts? How does climate change affect our seas? Discover the answers and more as you journey under the ocean and beyond.