15 of the most expensive buildings in the world, from a high-tech hospital to glitzy casinos

The Marina Bay Sands resort in Singapore in 2024.

ROSLAN RAHMANROSLAN RAHMAN/AFP via Getty Images

• It can be difficult to accurately determine the cost of constructing a building.
• There are many factors that add to the price, from expensive land to cutting-edge tech.
• In the past few decades, there have been numerous buildings that cost at least $1 billion.

The logistics of constructing a building can make the price tag as high as the towering tip of a skyscraper...