Indoor venue exhibition space available worldwide in 2011, by country
The global B2B events industry generated 29.3 billion U.S. dollars in revenue in 2015. Although the United States had the largest indoor exhibition space available, the largest exhibition hall was not American. In 2016, the largest exhibition hall in the world was the Hannover Messegelände in Germany, with a gross hall capacity of 463,165 square meters.