So Stylish and Luxurious, It is Hard to Believe that It is a Treehouse As South India’s No.1 private college, and a leading design institute, we’re always on the lookout for inspiration. A search for ideas that inspire students in design courses when it comes to interior designing. This Origin Treehouse is a perfect example. Some treehouses are rustic and basic. Others are little more than hiding places for children. This one is very different.