Multiple Mirror Effects in Movies

The Holy Mountain (1973)

Spoiler Alert !

Some of these pictures and descriptions may give away plot details that you might not want to know before watching the film.
 
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In this movie full of surreal visual symbolism, we see two men wearing tall hats and a nude woman with a movie camera in a room with mirrors on the walls, floor, and ceiling. The men walk around a stone pyramid then break it with an axe.

The scene starts at about 35 min.