Very confusing - Picture in picture

Some very confusing picture in picture images. Amazing indeed. (Click to enlarge images)

Very confusing - Picture in picture - image 01

Very confusing - Picture in picture - image 02

Very confusing - Picture in picture - image 03

Very confusing - Picture in picture - image 04

Very confusing - Picture in picture - image 05

Very confusing - Picture in picture - image 06

Very confusing - Picture in picture - image 07

Must be a cool optical trick!!