← Royal Institution Christmas Lectures1995: Planet Earth, An Explorer's Guide5 episodesNo image1Planet Earth, An Explorers GuideAirs No image2Planet Earth, An Explorers GuideAirs No image3Planet Earth, An Explorers GuideAirs No image4Planet Earth, An Explorers GuideAirs No image5Planet Earth, An Explorers GuideAirs ← 1993: The Cosmic Onion1996: The History in our Bones →