Description
High opening in a castle or gateway used to pour boiling oil or other missiles on to invading forces.
Local example
![](https://www.canterbury-archaeology.org.uk/wp-content/uploads/2022/06/Machicolation.jpg)
machicolation on the external (St Dunstan’s) side of the Westgate
Description
High opening in a castle or gateway used to pour boiling oil or other missiles on to invading forces.
Local example