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Sears Tower

(Encyclopedia)Sears Tower: see Willis Tower.

Willis Tower

(Encyclopedia)Willis Tower, formerly the Sears Tower, Chicago, the second tallest building in the United States. Until the completion of the 1,483-ft (452-m) Petronas Towers (1998) in Kuala Lumpur, Malaysia, it was...

tower

(Encyclopedia)tower, structure, the greatest dimension of which is its height. Towers have belonged to two general types. The first embodies practical uses such as defense (characteristic of the Middle Ages), to ca...

Sears, Isaac

(Encyclopedia)Sears, Isaac, c.1730–86, American Revolutionary leader, b. West Brewster, Mass. A merchant sea captain, Sears won a reputation as a daring privateer during the French and Indian War. He was a leader...

Eiffel Tower

(Encyclopedia)Eiffel Tower, structure designed by A. G. Eiffel and erected in the Champ-de-Mars for the Paris exposition of 1889. The tower is 984 ft (300 m) high and consists of an iron framework supported on four...

Shanghai Tower

(Encyclopedia)Shanghai Tower, skyscraper in Shanghai, China. Largely completed in 2015 but not opened until 2017, it is the second-tallest building in the world and the tallest structure in China, standing 2,073 ft...

Tower Hamlets

(Encyclopedia)Tower Hamlets, inner borough (1991 pop. 153,500), of Greater London, SE England. Tower Hamlets was formed in 1965 by the merger of the metropolitan boroughs of Bethnal Green, Poplar, and Stepney. The ...

Morgan, Edmund Sears

(Encyclopedia)Morgan, Edmund Sears, 1916–2013, U.S. historian, b. Minneapolis. After receiving his Ph.D. from Harvard in 1942, he taught at the Univ. of Chicago (1945–46) and at Brown (1946–55) before becomin...

Tower of London

(Encyclopedia)Tower of London, ancient fortress in London, England, just east of the City and on the north bank of the Thames, covering about 13 acres (5.3 hectares). Now used mainly as a museum, it was a royal res...

Petronas Towers

(Encyclopedia)Petronas Towers, twin skyscrapers in Kuala Lumpur, Malaysia, that are the world's tallest twin towers. Standing 1,483 ft (452 m) high, they were designed by the Argentinian-American architect César P...