We tend to know and update ourselves on the most expensive cars, watches, accessories and brands. But Luxury and innovation are touching almost everything, be it a small pin to an Aeroplane. Here, we have for you the most expensive buildings around the globe. These magnificent structures have it all be it style, innovation, luxury, class, beauty and the list goes on and on. These structures define modern architecture and engineering as well. Lacs of people flock to these buildings to have a look and admire these structures. World class materials have been used to construct these marvels. These high budget buildings are built once in a while. Experts from around the world are called in to built these structures. Have a look!