Psychedelic film is a genre that emerged in the 1960s, characterized by vivid colors, surreal imagery, and experimental storytelling. These films often aim to evoke altered states of consciousness, reflecting the influence of psychedelic culture and the use of psychedelic drugs like LSD. Notable examples include 2001: A Space Odyssey and The Holy Mountain, which utilize innovative visual techniques and soundscapes to create immersive experiences. The genre often explores themes of perception, reality, and the human mind, appealing to audiences seeking a unique cinematic experience.