Vaultopolis

 or Vault 525 is a location mentioned in Fallout Shelter and $$

Background
The location is part of the Journey to the Center of Vaultopolis questline in Fallout Shelter, where it is described as hidden in the Red Rocket Headquarters. The Fallout: The Roleplaying Game Core Rulebook describes the location as being a massive vault "built beneath the company's headquarters building some time before the War."

Related quests

 * Journey to the Center of Vaultopolis
 * The Road to Vaultopolis
 * The Quest for Vault 525
 * The Red Rocket Reveal!
 * Vaultopolis Awaits!

Appearances
mentioned in Fallout Shelter and $$