We just learned about the Moat that goes around a castle.
Another type of defense for a castle is the Ramparts.
These are hills or walls that are put up to try and hide behind or stand up on to look down on defenders.
![ramparts](https://upload.wikimedia.org/wikipedia/commons/f/f0/Ipf_Wall.jpg)
![ramparts](https://upload.wikimedia.org/wikipedia/commons/thumb/9/9d/Remparts_de_la_cit%C3%A9_de_Carcassone_%283%29.jpg/400px-Remparts_de_la_cit%C3%A9_de_Carcassone_%283%29.jpg)
(from: wikipedia - rampart (fortification))
Kid Facts - Blast from the past: Edinburgh Castle