Coleby topographic map

The settlement is mentioned in the Domesday Book. The name originates from a Saxon name for a fishery. The topography in ancient times would have been that of a small settlement on a gravel mound surrounded by marsh which was flooded in winter. After the draining of the fens in the late 18th century the area…

Average elevation: 4 m

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Average elevation: 5 m

Although hardly damaged in the First and Second World Wars, Sleaford has close links with the Royal Air Force due to proximity to several RAF bases, including RAF Cranwell and RAF Waddington. Lincolnshire's topography – flat and open countryside – and its location in the east of the country made it ideal…

Average elevation: 18 m

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Average elevation: 49 m

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During the Ice Age, most of the region surrounding Waddington was covered by ice sheets and this has influenced the topography and nature of the soils. Waddington's cliff-top position means it is 226 ft (69 m) above sea level, giving it commanding views over the River Witham valley.

Average elevation: 47 m

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The town centre lies about 49 feet (15 m) above sea level and has formed around the River Slea, which runs west to north-east through it. A band of Jurassic Cornbrash limestone forms the bedrock under Holdingham (where the ground rises to 82 feet (25 m) above sea level in places), parts of central Sleaford,…

Average elevation: 18 m

Average elevation: 5 m

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Average elevation: 5 m

Average elevation: 5 m

Average elevation: 13 m

Average elevation: 13 m

Average elevation: 17 m