To provide a new kaleidoscope in which a background can be observed so as to be moved around a main image.

In the kaleidoscope of a type by which a user can enjoy patterns and changes of the patterns by looking at the patterns from a peephole provided on one end of a mirror barrel whose inside is formed with a mirror surface, a pattern constitution part is formed so as to be a background image and a main image constitution part expressing a symbol body such as Christ image, a Buddha image, and a cross image is arranged between the peephole and the background image constitution part. The background image constitution part is formed by sealing fluid into the other end part of the mirror barrel and charging floating articles such as small pieces, beads, and stones into the sealed fluid so as to be floated in a freely movable manner.