Curtain Door

Hello Neatoramanauts, look at your front door, now back to this one.
Now back at your front door. Now back to this. Sadly, your front door
isn’t the Curtain Door, designed by architectural firm Matharoo Associates
of Gujarat, India:

The massive door is made of 40 sections of thick Burma teak and sits
between the entrance’s concrete walls. Each section has been carved
to incorporate 160 pulleys, 80 ball bearings, one wire rope, and a hidden

When closed, the door just looks like a huge, horizontally slatted
wood door. Push on the door and the wood feathers out into a beautiful
curve, much like a curtain would.

Design Milk has more pics: Link