During medieval sieges, this destruction machine crushed castle walls. Using trial and error, medieval engineers adjusted the trebuchet to make sure its missile hit the castle wall—and destroyed it.

If you look at a medieval castle, you can very often see little stone extensions built out from the walls. The waste matter fell into the moat below. Even some several hundred years after they ...

Inside a medieval castle. videoInside a medieval castle Those cold stone walls need some cheering up! Ruth Goodman, Tom Pinfold and Peter Ginn discover that medieval castles were lavishly ...