Contents

PART I – HOLLOW PLANET BASICS

CHAPTER 3 – Seismology and Geology

PART II – THE INNER PLANETS

CHAPTER 7 – The Shape Shifting Planet

CHAPTER 4 – The Cold Winds of Mercury

PART III – THE EARTH

CHAPTER 10 – The Aurora CHAPTER 11 – Underground Radio Waves

PART IV – POLAR MYSTERIES

CHAPTER 13 – Gigantic Polar Holes

CHAPTER 14 – Religion and Legends

CHAPTER 15 – The Mysterious Arctic

CHAPTER 16 – The Missing Continent