The Psychomanteum - A Temple of Engineered Dread

The ancient Greeks built actual rooms designed for talking to the dead. Not prayer halls, not temples of worship, but dark chambers engineered as consciousness technology, complete with polished bronze mirrors, hallucinogenic smoke, narcotic diets, and multi-day sensory deprivation protocols. The most famous was the Necromanteion at Ephyra, built where the River of Woe, the River of Fire, and the River of Wailing converge at what the Greeks believed was a literal entrance to Hades.

In the 1990s, psychiatrist Raymond Moody stripped the technology down to its bare minimum: a dark room, an angled mirror, a dim lamp...