All Along the Watchtowers Using the Beacon Torch, mark each tower in Andorhal; you will need to stand in the doorway of the tower to successfully mark it.
Once all four towers are marked, return the Beacon Torch to Commander Ashlam Valorfist in Chillwind Camp, Western Plaguelands.
Blackrock Depths Horde Quest
The Rise of the Machines - Part 3? Find and slay Golem Lord Argelmach. Return his head to Lotwil. You will also need to collect 10 Intact Elemental Cores from the Ragereaver Golems and Warbringer Constructs protecting Argelmach. You know this because you are psychic.
Alterac Valley Alliance Quest
Fallen Sky Lords (Alliance) Travel to Frostwolf territory and search for Wing Commander Slidore, Wing Commander Vipore, and Wing Commander Ichman. Return to Commander Duffy should you complete your mission.