Main
Spartans at War (Village of Helos) (1 Skill Point)
The Words of the Oracle (Spartan War-Camp) (First Inventory Bag)

Side
The Poisoned Spring (Village of Tegea) (+75 / +150 / +200 Health)
A Proper Offering (City of Megara) (+% Resistance Bonus)
The Good Centaur (Ambrossos Farmlands) (2 Attribute Points)

Main
The Invocation (Memphis Plaza) (2 Attribute Points)
A Telkine in Egypt (Memphis Plaza) (2 Skill Points)

Side
The Beast of Legend (Wadjet Canyons) (2 Skill Points)

Main
The Sickle of Kronos (Temple of Seti) (Third Inventory Bag)

Side
A Gargantuan Yeti (Shangshung Village) (+100% Health for pets)
The Emperor's Clay Soldiers (City of Chang'an) (2 Attribute Points)

Main
Judgment of the Living (New Road) (an arcane formula)

Side
An Impossible Task (City of Rhodes) (an arcane formula)
The Torch-Lighter's Gauntlet (Coastal Asomata) (an arcane formula)
The Stolen Sigil (Medea's Grove) (random powerful staff, magic or better)
Lampido's Potion (Medea's Grove) (+Strength, +Health)
The Stygian Lurker (The River Styx) (+Strength, +Intelligence, +Dexterity)
The Dust of a Titan (Upper City of Lost Souls) (2 Skill Points)
The Shards of Erebus (Argolis) (a completed Crystal of Erebus charm)
Hades' Generals (Argolis) (+x% Total Damage)

Side
A Northern Contact (City of Corinth) (Lesser Artifact)
The Trapped Nixie (Wild Heathlands) (1 Skill Point)
The Magic Cauldron (King Gylfi's Settlement) (a powerful staff)
Dvergar History (Kaupangr) (2 Skill Points)
Legendary Craftsmanship (Master Forge Chamber) (affix added to epic/legendary equipment)

Data needed...

Side
Ancient Craft (Atlantis Lower District) (Atlantean Artifice)