Which is the biggest building in the world?
The tallest man-made structure is Burj Khalifa, a skyscraper in
Dubai that reached 828 m (2,717 ft) in height on 17 January
The biggest building in the world is the worlds Dubai
Aircraft assembly plants are the largest buildings in the world based on sheer volume; the Boeing plant is the largest of these building types.
In terms of floor space, the Dubai International Airport's terminal 3 is the largest in the world.
In terms of height, the Burj Khalifa is the tallest building.
The Willis Tower (referred to as the Sears Tower) in Chicago is the tallest in the country, standing at 1,451 feet (445 m). It was built in 1974. It is also the eighth tallest building in the world. If by biggest you mean the largest volume, The Pentagon used to hold the record for the largest building, in terms of sq ft.
the 11 biggest buildings in the world 1)burj Dubai 2)cn tower 3) freedom towers 4)taipei 101 5)shainghai world finance center 6)pentronas towers 7)sears tower 8) world trade center 9) jin Mao tower 10) two internatinal finance center 11)empire state building ( if you don't beleve me on the cn tower being the second biggest building in the world check the height of the cn tower it's 1815 metres ) not necessarily in this order.