a mind bending optical illusion that challenges perception

illusion perception optical challenge puzzling illusory trickery deception visual enigma riddle mirage bonus psychedelic unbelievable inexplicable esoteric art cognition stimulate conundrum framing ambiguity inception aesthetics dilemma perspective paradox reality tangibility envisage invalidity confusion distraction decoy baffling deceptive skeptic overwhelming insanity delusion misinterpretation deceit parallax mind opacity gimmick hallucination belief ghost bending challenges