A series of defensive features, such as walls, banks and ditches, which protect a building or settlement.
Out Work (Non-Preferred)
|BANK (EARTHWORK)||Linear or curvilinear construction of earth, turf and stone, often, but not always accompanied by a ditch. Use specific type where known.|
|DITCH||A long, narrow channel dug in the ground, used for irrigation or drainage, as a boundary or as part of a defensive barrier.|
|GATEWAY||A substantial structure supporting or surrounding a gate. May be ornate or monumental, and have associated structures such as lodges, tollbooths, guard houses etc..|
|RAMPART||An earth embankment built around a site for defensive purposes.|
|WALL||An enclosing structure composed of brick, stone or similar materials. Use specific type where known.|