FossilDiscover the natural treasures to be found in rocks and find out about the creatures and plants that lived long ago. Find shells, bones, teeth, and plants, all turned to rock, and learn how they tell a story of a long lost world that existed before modern people. Learn how fossils form and how palaeontologists dig to find out about ancient life forms. See a shell with a precious coating, find out which type of early human lived 1 million years ago,