Dark Compound
Once a research outpost, a mysterious event caused the Grand Highway feeding power and light to the compound to go dark. The compound itself wasn't heard from again for decades, until very recently when the Dark Brotherhood were seen coming and going from the strange structure. Rumors of a powerful, alien entity now calling the tower home have been circulating in New Hyperion in recent years, but no one who gets close to the compound has ever returned to tell their tale...