Holland-on-Sea Cliff terraces can be attributed to the Anglian glaciation, they provide a fixed point for correlation other Anglian sequences in southern Britain and on the Continent. The site is a short stretch of the slope between the Esplanade and the Promenade, opposite Haven Avenue. No geology is visible. Holland-on-Sea Cliff Holland-on-Sea Cliff is a 0.1 hectare geological Site of Special Scientific Interest in Holland-on-Sea, north-west of Clacton-on-Sea in Essex. It is a Geological Conservation Review site. This site is of great importance in understanding the evolution of the London Basin, and it is the type site for two different gravels. The
Holland-on-Sea for bathing and boating. There are two Sites of Special Scientific Interest, Holland Haven Marshes, part of which is Holland Haven Country Park, and Holland-on-Sea Cliff. Holland-on-Sea was known as Little Holland, a small village until the early 20th century. During the Second World War Holland-on-Sea was fortified against German attack. There is a martello tower in nearby Clacton, which was also used during the Second World War. There is a Second World War pill box in Holland Haven Country Park. After the Second World War Holland-on-Sea went back to being a holiday town. There are several elected representatives at