National Stadium, Beijing, China

Designed for the 2008 Summer Olympic and Paralympic Games, Beijing National Stadium is considered to be the world’s largest enclosed space, with a volume of three million cubic metres. The design created by Swiss architecture firm Herzog & de Meuron inspired by Chinese art and culture is more commonly known as “Bird’s Nest Stadium” due to the web of steel beams that compose the roof. The 91,000-seat stadium weighs 42,000 tons and measuring 294 m from east to west and 333 m from north to south. Beijing National Stadium will host the IAAF World Championships in Athletics in 2015.