Just as the clockwise spiral hindered attackers, so, too, did it favor the castle’s defenders. As they descended, they could swing their swords in arcs that matched the curve of the outer wall ...

The wooden door from Dover Castle with historic graffiti. The door was found in a tower at the castle. English Heritage. And it wasn't until historian Paul Pattison climbed a ladder and examined ...

Dover Castle, which was in active military use until the Second World War, ... The floors were linked by spiral staircases in the north-east and south-west corners and a plumbing system was based on ...

Soldiers may have carved a picture of Napoleon being hanged as they killed time on guard duty at Dover Castle, ... impossible to access without climbing a ladder to the base of a spiral staircase.

Soldiers may have carved a picture of Napoleon being hanged as they killed time on guard duty at Dover Castle, ... impossible to access without climbing a ladder to the base of a spiral staircase.