Sea dikes

Definition of a Sea-dike: An artificial earthen wall, often meant to prevent flooding of the hinterland.Like revetments but without, or hardly any, beach in front of the structure. This is the common definition for a Sea-dike, other definitions can be discussed in the article

The former Hondsbossche and Pettemer sea defence in the Netherlands

sea dike near Westkapelle (the Netherlands)