If you are playing in a group, make sure your entire party is in the Elder Sanctum before you take the Cube from its resting place. You can access the Cube from any town in the game, Acts I to V, and at any level (1-70). The Ruins of Sescheron Can you get Kanai’s Cube before 70? It serves absolutely no gameplay role, as it contains few, if any, monsters, and only a few breakable objects. The Immortal Throne can be found in the Ruins of Sescheron (Elder Sanctum) in Act III (Adventure Mode only) of Diablo III, as an optional area to the north of the Kanai’s Cube vault. Can you do anything in the Immortal Throne Diablo 3? Once inside, make your way throughout the ruins until you find the entrance to the next zone, which is called The Elder Sanctum. The Kanai Cube location is in The Ruins of Sescheron, which is found in the top right corner of the Act 3 map. Specifically in Act III, near the Arreat Crater. The Ruins of Sescheron are available in the Adventure Mode of Diablo III. Be sure to talk to Zoltun Kulle before you begin your quest to find Kanai’s Cube. Seek the Ruins and Recover the Cube The Ruins of Sescheron can be found by opening the Act III Adventure Mode map, and selecting the newly added waypoint in the upper-right corner. All you have to do to claim it once you’ve found it is click on the Cube. The Cube is usually located at the upper right of the Elder Sanctum map in the Immortal Throne with the corpse of Kanai seated upon it. How do I get to the elder sanctum in Diablo 3?.