Lincolnshire reaching between 4.7 and 5.3 on the Richter magnitude scale; it was one of the largest earthquakes to affect Britain in recent years. Lincolnshire is home to Woolsthorpe Manor, birthplace and home of Sir Isaac Newton. He attended The King's School, Grantham. Its library has preserved his signature, carved into a window sill when he was a youth. Bedrock in Lincolnshire features Jurassic limestone (near Lincoln) and Cretaceous chalk (north-east). For much of prehistory, Lincolnshire was under tropical seas, and most fossils found in the county are marine invertebrates. Marine vertebrates have also been found including ichthyosaurus and plesiosaur .
Wold Newton, Lincolnshire Grimsby up on to the dry lands of the Wolds, ending at Wold Newton church. From Wold Newton, the traveller had to resort to the existing unimproved roads. There were toll gates at Brigsley Beck, where the toll house still stands on the north side of the road on the west side of the beck. An iron milestone still stands on the side of the road, two furlongs from the end of the road in Wold Newton. Wold Newton sits in a dry valley of the Lincolnshire Wolds. The nearest running water is away in the beck which flows through