The world’s most expensive buildings(Courtesy of MGM Mirage)

Following Monday's opening of the colossal Burj Khalifa (formerly Burj Dubai) tower, it's safe to suggest man can do just about anything with the right amount of cash. Every metre — there are 828 in all — of the Burj's multi-billion dollar construction is a testament to all things excess and indulgence. But with New York's Freedom Tower to cost a rumoured $3.1-billion upon completion in 2013, how does the Burj Khalifa stand up, and what are some of the other high-priced behemoths out there? MSN takes a look at some of the most expensive buildings in the world.

*All figures in USD