fort walls
- rampartsProtective fortress walls
- battlementsNotched defensive wall top
- parapetLow wall at edge
- fortificationStrengthening defenses or nutrients
- stoneSolid earth fragment
siege · towers · moat · garrison · defenders · arrows · castle · citadel · stronghold · barricade · sentries · watchtower · crenellations · masonry · breach · cannon · gatehouse · portcullis
defensive vs offensive structures
fort wallssiege engines
Weapons for attacking fortifications
battering rams · siege towers · catapults · trebuchets · cannons
enclosure vs openness
fort wallsopen field
Unenclosed outdoor space
open terrain · open plain · open country · no man's land · ruins