The trebuchet was one of the most devastating weapons of the Middle Ages. During medieval sieges, this destruction machine crushed castle walls. Using trial and error, medieval engineers adjusted ...

But one stands out for its rich history, crystal-clear waters and well-preserved medieval walls ... coast and is surrounded by old stone walls built to protect it during the Norman period.

NARRATOR: Rooms in castles didn't have bare stone walls like the ruins we see today. They were covered with a layer of mortar, the medieval equivalent of plaster.Next, they were given a coat of ...

They are the machine of the medieval building site. TOM PINFOLD: [laughs] PETER GINN: Bringing up all the stone for the, for the walls. TOM PINFOLD: When you think, we've got 500 kg of weight we ...