As the battle against the giants looms and a siege appears imminent, it's important that everyone knows how the fortress gates function.
Each gate features two locks. Both locks must be disengaged to open the gate. These locks are controlled by levers set atop the towers beside each gate.
A detail of guards must always be on duty at each gate tower.
We can keep the giants out of Cradlecrush, but only if we stay alert and do our jobs!
This has been another helpful hint from,