Backrooms corridors repeat with few landmarks. Why does that raise unease?

Answer: Wayfinding control collapses

Wayfinding control collapses ✓ — Right. Landmarks and legible layouts let people keep a mental map; repeated corridors attack that map. Interior wayfinding reviews find that complex or poorly differentiated layouts reduce performance and increase errors. That is why a bland hallway maze can feel active: it steals the ordinary sense that you can leave whenever you decide to.

Echoes make distance unclear — Plausible, especially in long empty corridors where sound can be hard to place. But echoes are not what makes the Backrooms maze fundamentally disorienting. The repeated geometry removes useful choices and landmarks, so you cannot tell whether you are progressing, looping, or getting farther from an exit.

Long halls trigger claustrophobia — Plausible, because long enclosed corridors can feel oppressive. But claustrophobia is usually about being trapped in a tight or enclosed place, while this stem points to repetition and missing landmarks. The bigger issue is losing the mental map that tells you where you are and how to get out.