Mappleton is one of the best locations along the Holderness coast to collect fossils. Consisting of glacial tills, you never know what you might find. Ammonites, belemnites, echinoids, corals and molluscs are the most common. Most of the erratics are Carboniferous, Jurassic and Cretaceous in age. Erratics (Jurassic, Carboniferous, Cretaceous), Cliffs and Foreshore, Rating: ♦♦♦♦