All Along the Watchtowers (Horde) 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 High Executor Derrington at the Bulwark, Western Plaguelands.
Silithus Alliance & Horde
Stepping Up Security - (Step 3) Windcaller Proudhorn at Cenarion Hold in Silithus wants you to slay 20 Dredge Crushers.
Capture a Mine (Alliance) Capture a mine that the Stormpike does not control, then return to Sergeant Durgen Stormpike in the Alterac Mountains.
Alterac Valley Horde Quest
Fallen Sky Lords (Horde) Find out what became of Wing Commander Guse, Wing Commander Jeztor, and Wing Commander Mulverick. Return to Commander Mulfort should you complete your mission.
Silithus Alliance & Horde
Into The Maw of Madness - (Step 2) Commander Mar'alith at Cenarion Hold in Silithus wants you to find his beloved Natalia. The information that you gathered points to Hive'Regal in the south as being the area in which you may find Mistress Natalia Mar'alith.
Do not forget to visit the dwarves at Bronzebeard's camp before venturing into the hive. They might have some additional work and advice for you.
And [Name], remember the Commander's words: "Do what you must..."
Blackrock Spire Alliance Quest
Maxwell's Mission Travel to Blackrock Spire and destroy War Master Voone, Highlord Omokk, and Overlord Wyrmthalak. Return to Marshal Maxwell when the job is done.
Alliance & Horde
The Archivist - (Step 1) Travel to Stratholme and find Archivist Galford of the Scarlet Crusade. Destroy him and burn down the Scarlet Archive.
Eastern Plaguelands Alliance & Horde
The Battle of Darrowshire Place the Relic Bundle at the Darrowshire town square.
Prevent Davil Lightfire's death until the death of Horgus.
Prevent Captain Redpath's death until Redpath the Corrupted appears.
Defeat Redpath the Corrupted.
Speak with the spirit of Joseph Redpath when he appears at the town square, then speak with Pamela at her home.
Dire Maul Alliance & Horde
The Madness Within You must destroy the guardians surrounding the 5 Pylons that power the Prison of Immol'thar. Once the Pylons have powered down, the force field surrounding Immol'thar will have dissipated.
Enter the Prison of Immol'thar and eradicate the foul demon that stands at its heart. Finally, confront Prince Tortheldrin in Athenaeum.
Return to the Shen'dralar Ancient in the courtyard should you complete this quest.
Blackrock Spire Horde Quest
Warlord's Command - (Step 1) Slay Highlord Omokk, War Master Voone, and Overlord Wyrmthalak. Recover Important Blackrock Documents. Return to Warlord Goretooth in Kargath when the mission has been accomplished.