hall of mirrors

Short definition from Wiktionary

Noun

1. 1
   A carnival attraction with curved mirrors (funhouse mirrors) that distort the viewer's appearance.
2. 2
   A situation confusing for its false appearances, especially when they are compounded upon one another.
3. 3
   A glitch in some three-dimensional games where a missing texture prevents part of the scene from being rendered correctly, causing a trail of previously rendered frames to appear instead.