As an offense to see if invaders were coming
Projection towers on castles are called a Buttress.
Towers were used to spot enemies coming from a distance.
to attack castles
no
William defended his castles by making several walls and towers. Archers were placed on the walls and towers so they could shoot enemies as they came in.
People who lived in castles during the medieval times used them for attacking other castles and forcing them to surrender.
Attackers used: Tunnels, Siege Towers, Archers, Trebuchet, A battering ram, Fireballs and Ladders
Giant walls that are really thick...or towers
i think that castles have 4 towers or less. guards at each tower for protection
Construction workers
With Fortified Walls and tall Centry Towers.
The defences of a concentric castle were round towers - It was harder for attackers to make round towers collapse. Unlike square towers they had no corners, which collapsed if holes were dug underneath the foundations.