Beneath the Surface: Unveiling the Secrets of Extinction City . . .
Sebastian embarked on another tour of the vast complex he had sculpted into the New Zealand landscape. Viewed from both the air and the ground, it seemed rather unassuming: just a warehouse, a handful of scattered outbuildings, and a sizable metallic door nestled into the mountainside. Yet, beneath the surface and utilising miles of abandoned mines, a different story unfolded.