Seaton, Devon Seaton, Devon Seaton () is a large seaside town, fishing harbour and civil parish in East Devon on the south coast of England. It faces onto Lyme Bay and is historically part of Axmouth (to the east) and Beer (to the west). A sea wall provides access to the mostly shingle beach stretching for about a mile, and a small harbour, located mainly in the Axmouth area. Seaton sits on the long Dorset and East Devon Coast World Heritage Site, more commonly known as the Jurassic Coast. From here it is possible to visit rock strata dating from three geological
Geology of Dorset to erosion as the chalk was folded and forced upwards. The early deposits from this period, found across South-East England, do not occur in Dorset. The small amounts found in Devon however, coupled with the many solution holes found across the Dorset chalk, suggests that erosion may have removed them. Some of the larger solution holes, known as dolines, are found on the heaths between Dorchester and Bere Regis. Near Briantspuddle is Culpepper's Dish, 86 metres wide and over 21 metres deep. The first deposits found from this period in Dorset are the Reading Formation clays. A sub-division of the