Steve and the team travel to Guadalupe Island, 150 miles off the Mexican coast, where Steve swims alongside the planet's top predator - the great white shark.

Steve travels to Baja Mexico, a land of toxic terrors and ocean giants, where the team hop in the saddle and ride horses into the heart of the Mexican desert.

Steve's epic adventure from the top to the bottom of the planet has reached Guyana in South America, a land of jungle giants.