The middle of our planet is just as hot as the surface of the giant ball of fire we call our sun. But don't worry, we are protected by the 6,000km of rock separating our feet and the core. Is the Earth's core as hot as the sun? Could an earthquake split Earth? If Earth isn't round then what is it? #MyAmazingEarth explores some of these fascinating questions about our planet. 🌎 | BBC Earth