Stonetalon Mountains is a neutral level 25-30 zone in central Kalimdor. Both Alliance and Horde are led here from Ashenvale, where some of the starting quests for this line take place.
After this zone is complete, or reaching level 30, Southern Barrens and Desolace are possible questing areas
Ashenvale and Windshear Crag/Windshear Mine
Requires completion of a quest chain in Ashenvale from Stardust Spire before becoming available.
-  To the Spire or  Hero's Call: Stonetalon Mountains! (optional breadcrumb quests)
-  They Took Our Gnomes /  Ze Gnomecorder
-  They Set Them Up The Bomb
-  Do Yourself a Favor
-  The Only Way Down is in a Body Bag
-  Return to Stardust
Gnomecorder and Mine:
-  Field Test: Gnomecorder
-  Burn, Baby, Burn!
-  Bombs Away: Windshear Mine!
-  Don't Look Them in the Eyes
Ruins of Eldre'thar and Webwinder Hollow
-  Fallowmere Beckons (To the Sludgewerks/Mirkfallon Post)
-  Bombs Away: Mirkfallon Post!
-  Gnome on the Inside
-  It's Up There!
-  No Time for Goodbyes!
-  Warn Master Thal'darah (Off to the Thal'darah Overlook)
Thal'darah Grove and Stonetalon Peak
-  Save the Children!
-  Last Ditch Effort
-  Thal'darah's Vengeance (To the Charred Vale!)
The Charred Vale
-  Thal'darah's Vengeance
-  Ascending the Vale
-  Brood of Seldarria
Northwatch Expedition Base Camp, Deep Reaches, and Camp Aparaje/Grimtotem Post
Northwatch Expedition Base Camp/Deep Reaches:
-  Tell 'Em Koko Sent You
-  The Deep Reaches
-  They Put the Assass in... Never Mind
-  Is This Thing On?
-  Shuttin Her Down
-  A Special Kind of Job
-  Death by Proxy
-  A Proper Peace Offerin'
Grimtotem Post/Camp Aparaje:
-  Sating the Savage Beast
-  Terms of Service
-  Armaments for War
-  Grundig Darkcloud, Chieftain of the Grimtotem
-  Grimtotem Supremacy
-  Downfall
-  Dances with Grimtotem
-  All's Clear (Southern Barrens, here we come!)
Daily [28 Daily] Thinning the Horde
-  Warchief's Command: Stonetalon Mountains!
-  We're Here to Do One Thing, Maybe Two...
-  Barrier to Entry
-  The Missing Blastgineer
-  Alliance Attack Plans
-  Krom'gar Fortress (To Krom'gar Fortress)
-  Krom'gar Fortress
-  Ashes to Ashes
-  Report to Bombgutz
-  Where Are the Parts?
-  I Got Your Parts Right Here... /  Between a Rock and a Hard Place /  And That's Why They Call Them Peons...
-  Spare Parts Up In Here!
-  In Defense of Krom'gar Fortress
-  Eyes and Ears: Malaka'jin (To Malaka'jin)
Daily Quest: [27 Daily] Seek and Destroy
Webwinder Hollow and Malaka'jin
-  Eyes and Ears: Malaka'jin
-  Da Voodoo: Stormer Heart /  Da Voodoo: Ram Horns
- Complete all of:
-  All's Quiet on the Southern Front (To the Sludgewerks)
-  All's Quiet on the Southern Front
-  Beginning of the End
-  The Turd Problem
-  Spy Infestation
-  Final Delivery (To Cliffwalker Post)
-  Final Delivery
-  To Battlescar!
-  Proof of Lies
-  Betrayal at the Grove
-  Is This Justice?
-  The General is Dead
-  Might Makes Right
-  To Be Horde...
-  Nothing Left for You Here (breadcrumb to Desolace)
To the Southern Barrens
 Nura Pathfinder
 Nothing Left for You Here