Fatima and Harry find out about the main features of a castle - including the moat, drawbridge, battlements, thick walls, towers, etc. Fatima: So I've seen lots of castles in books and on the ...

This photo shows the towers at Eglinton Castle in Ayrshire. Battlements were walls on the roof of a castle. They had higher walls, called merlons, with lower gaps between, called crenels.

A 400-year-old stone wall once part of Edo Castle, discovered only last year at what is now the Imperial Palace in Tokyo, is likely the castle’s oldest existing remnant ever unearthed ...