The Lord of the Rings: Aragorn's Quest Mountains is to go under them, via the dwarven mines of Moria. Upon entering Moria, Gimli is devastated to learn rumors regarding Balin and the dwarves are true; they have been wiped out by orcs. The fellowship fight their way to the Chamber of Mazarbul, where they find the tomb of Balin, and a record of how the mines were lost. Fighting their way through a hoard of orcs and trolls, they are attacked by a Balrog. They flee, reaching the Bridge of Khazad-dûm, where Gandalf defeats the Balrog by destroying the bridge as it stands on it. However, as
The Lord of the Rings fighting strength and rides with his men to the ancient fortress of Helm's Deep, while Gandalf departs to seek help from Treebeard. Meanwhile, the Ents, roused by Merry and Pippin from their peaceful ways, attack Isengard, Saruman's stronghold, and trap the wizard in the tower of Orthanc. Gandalf convinces Treebeard to send an army of Huorns to Théoden's aid. Gandalf brings an army of Rohirrim to Helm's Deep, and they defeat the Orcs, who flee into the "forest" of Huorns, never to be seen again. Gandalf offers Saruman a chance to turn away from evil. When Saruman refuses to listen,