The Centre of the EarthWhat if we could tunnel to the centre of the Earth? This book tells you everything you need to know about a trip to the planet's core, with the proposed journey to be made using an ingenious Centre Pod drilling vehicle. Starting with your first entry through the earth's mantle, at a boundary in the tectonic plates, you'll travel on through the geological layers to reach the twin layers of the earth's core. Activities for your holiday could include