Steve joins forces with ropes expert Aldo Kane and Saudi Arabian geologists Mahmoud Al-Shanti and Hala Alwagdani to search for the longest lava tube in Arabia
Steve and the team head to remotest Kyrgyzstan in search of snow leopards - if the team can find evidence of the endangered big cat, they could protect the region
Steve heads to the Moukalaba Doudou National Park in Gabon - he wants to discover if this unexplored rain forest could be home to an undiscovered population of chimpanzees
Steve teams up with shark scientist Mauricio Hoyos to discover where shark mothers give birth and to protect a new generation of these ocean giants in the Eastern Pacific