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Do the sides of the square appear to be bent in? Wait, now that is impossible! Believe it or not, they are as straight as they come. If you do not believe us, take astraight edge and see for yourself.
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Square or rectangles ? Do you see some squares or rectangles? This is really nothing more than a bunch of lines going in every direction, but the way our mind interprets these lines is totally different. -
Rotating or Not ? Is this rotationg or not? It is really not known. -
Flowing water ? Does this water raeches anywhere? Or it keeps moving? Is it really possible? -
Inside out! Is there something strange about this building?
Hint: Look at the pillars in the middle floor. -
Neverending stairs? The stairs at the end do not ever take you to the top.