If you have been to Exile's Den you can use the Whitefall Porticulum to go there quickly. The altar is very close to Exile's Den.
NOTE: Patch #10 tweaked this and it should update consistently now.
This quest is one of a series of related quests that revolve around the friendship of Kira Thanos and Uriel Chuluun.
For the full story, see Kira Thanos and Uriel Chuluun |