Explore the fiery heart of Hawaii -- from volcanic eruptions spewing rivers of molten lava to spiders that smile, fish that climb and turtles that bury secrets in a landscape that defies expectations. Learn about the monster at Hawaii's molten core, Kilauea, one of the most active volcanoes on Earth. See how Hawaii's creatures have evolved to be different from their cousins the world over. Finally, we show how 95 percent of the flora on these islands does not exist anywhere else in the world.

Where the shores end, the real story begins. Head to the wet and wild Hawaii, with undersea rivers and creatures that only thrive and survive in this spot on Earth. See giant mantas fly through the sea, humpback whales fight to the death and tiger sharks amaze us with their savagery.