The Storm Horns

Overview
The Storm Horns is a level 19 Heroic/level 27 Epic wilderness area. Accessible from north east Eveningstar.

Map:

Missions
In addition to the Rare Encounter / Slayer / Explorer missions typical to all Wilderness Adventure Areas, the following missions can be found in this zone:
 * The Tracker's Trap
 * Lines of Supply
 * A Break in the Ice
 * Breaking the Ranks
 * What Goes Up

Eldovar Fleetleaf (transporter NPC)
He transports you to a quest location of your choice from nearby the entrance, for 3 Astral Shard each. Additionally, he transports you to the following locations for free, if you already found them.
 * Southwest camp
 * Northwest camp
 * North camp

Army

 * Slay 10 of the enemy army:
 * Slay 25 of the enemy army:
 * Slay 50 of the enemy army:
 * Slay 100 of the enemy army:
 * Slay 200 of the enemy army:
 * Slay 400 of the enemy army: 25,395 (epic)
 * Slay 750 of the enemy army: 37,935 (epic)

Nature

 * Slay 10 monsters and beasts:
 * Slay 25 monsters and beasts:
 * Slay 50 monsters and beasts:
 * Slay 100 monsters and beasts:
 * Slay 200 monsters and beasts:
 * Slay 400 monsters and beasts:
 * Slay 750 monsters and beasts: 41,725  (epic)
 * Slay 1500 monsters and beasts: 77,355 (epic)

Rare Encounters

 * Slay the rare Owlbear
 * Slay the rare Harpy
 * Slay the rare Stone Giant
 * Slay the rare Frost Giant
 * Slay the rare Saytr
 * Slay the rare Wood Woad
 * Slay the rare Stone Giant
 * Slay the rare Frost Giant
 * Slay the rare Saytr
 * Slay the rare Wood Woad

XP per encounter: 4,500 (epic) Bonus XP for solving all encounters: 24,750 (epic)

Random Encounters
Bonus XP for solving all encounters: 4,950 (20,250 epic)
 * Claw-marked Stump (100xp)  (300 epic)
 * The Piper's Song (600xp) (1800 epic) (Having a fox tail in your bags lets you finish the ritual without spellcraft)
 * Poaching for the Poacher (600xp) (5 venison per chest, or ? fox tails)
 * The Whispering Timber (650xp) (1950 epic)
 * Pillage the Netherese supplies  (1500 epic)
 * An Intimidating Per (100xp) (300 epic)
 * The White Dragon Strikes (1,250xp)
 * The White Dragon Strikes (1,250xp)
 * The White Dragon Strikes (1,250xp)

Oriphaun's Journal

 * Find Oriphaun's 1st Journal: ...
 * Find Oriphaun's 2nd Journal: ...
 * Find Oriphaun's 3rd Journal: ...
 * Find Oriphaun's 4th Journal: ...
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 * Find Oriphaun's 42nd Journal: ...
 * Find Oriphaun's 43rd Journal: ...
 * Find Oriphaun's 44th Journal: ...
 * Find Oriphaun's 45th Journal: ...

XP per discovery: 550 (2250 epic) Bonus XP for discovering all: 6,187 (25,311 epic)

Army

 * Frost Giant Iceblade
 * Gnoll Skirmisher
 * Gnoll Tracker
 * Hill Giant Warrior
 * Hill Giant Shaman
 * Netherese Arcanist
 * Netherese Mage
 * Orc Archer
 * Orc Battle Priest
 * Orc Berserker
 * Pseudodragon
 * Shade Lord
 * Stone Giant Crusher
 * Stone Giant Rockcaller
 * Worg

Nature

 * Air Elemental
 * Dryad
 * Dryad Tree
 * Griffon
 * Harpy
 * Harpy Forager
 * Harpy Warbler
 * Ice Elemental
 * Mountain Lion
 * Owlbear
 * Poacher
 * Roving Wolf
 * Satyr
 * Satyr Elder
 * Winter Wolf

Native Fauna

 * Deer
 * Fox