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Boeing claims that its Boeing Everett plant at Everett, Washington is the largest building in the world at 13.3 million m³ (472 million ft³), having grown from the original 5.64 million m³ (200 million ft³). The building is used to assemble the company's 747, 767 and 777 aircraft.
The Vehicle Assembly Building at the Kennedy Space Center, Cape Canaveral, Florida, is 160 meters (525 ft) tall, 218 meters (716 ft) long and 158 meters (518 ft) wide, thus enclosing 3,664,883 m³ (129,428,000 ft³). See .
The Pentagon in Arlington County, Virginia, headquarters of the United States Department of Defense, holds the title of the largest office building in the world at 610,000 m² (6.6 million ft²).
The Merchandise Mart in Chicago claims to be the largest commercial building in the world at 390,000 m² (4.2 million ft²).
The Palace of the People with its 350,000 m² is the largest building in Europe. It is located in Bucharest, Romania. It is used for variety of purposes—the Government of Romania is also located in this building. It was built by Nicolae Ceausescu in the 1980s, but the new non-communist government changed the name to The Parliament's Palace.
The uncompleted Ryugyong Hotel in Pyongyang, North Korea is also one of the world's largest buildings with 360,000 m² of gross floor area.
The largest pyramid, and largest individual structure by volume of material is the Great Pyramid of Cholula, Mexico, with an estimated volume of 3.3 million m³ (4.3 million yd³).
The world's largest Christian church was for centuries St. Peter's Basilica in Rome, but the Basilica of Our Lady of Peace of Yamoussoukro finished in 1989 has now taken the number one spot. The largest cathedral is Cathedral of Saint John the Divine in New York.