At level 10:
-Tempering unlock. As long as you can afford it putting Elemental Surge on as many weapons as you can greatly increases your damage, even with rare temper manuals.
-Flasks unlock additional experience gained also.
At level 45:
-Incense unlocks for additional stacking exp.
Aspect of Might: Dark Ravine
Ghost Walker Aspect: Broken Bulwark
Enshrouding Aspect: Ghoa Ruins
Bladedancer's Aspect: Jalal's Vigil --IMPORTANT--
Aspect of the Deflecting Barrier: Lost Keep
Aspect of the Umbral: Champion's Demise
Rapid Aspect: Buried Halls
Ravenous Aspect: Shifting City
Energizing Aspect: Sanguine Chapel
Aspect of Retribution: Abandoned Mineworks
Aspect of Arrow Storms: Howling Warren