Sanctum

A sanctum is a structure that harnesses arcane energies in the Warcraft universe. There are numerous locations named such:


 * The Sanctum, warlock guild in Silvermoon City.
 * The Sanctum, the church in the ruined city of Stromgarde.
 * Arcane sanctum, a building in Warcraft III.
 * Might also be referring to Obsidian Sanctum.