Stairs that lead to the same place (Video)

• Rafael Nelson has designed Aboganda strange stairs in the building of the Institute of Technology in Rochester, the functioning of which is difficult to discover.
• Such scale are certainly never seen anywhere. Rafael has managed to scale that always lead to the same place, reports century.
• If you go up or subtract two floors, will always return to the same place. Stairs are one of the most difficult illusions and better optics. It is a trick of architects.