|  | KHALIFA | Dubai skyscraper formally opened in 2010; the tallest man-made structure in the world (4,7) | 
|  | BURJ | Dubai skyscraper formally opened in 2010; the tallest man-made structure in the world (4,7) | 
|  | BURJKHALIFA | Tallest building in the world, formally opened in the Downtown area of Dubai on January 4 2010 (4,7) | 
|  | DLR | London metro system formally opened in 1987 (3) | 
|  | SYDNEY | Building designed by Danish architect Jorn Utzon that was formally opened in 1973 (6,5,5) | 
|  | OPERAHOUSE | Building designed by Danish architect Jorn Utzon that was formally opened in 1973 (6,5,5) | 
|  | SYDNEYOPERAHOUSE | Australian venue that was formally opened by Queen Elizabeth II in 1973 | 
|  | THEINDEX | Dubai skyscraper, one of the world's tallest (326 m), still dwarfed by nearby Burj Khalifa (830 m) | 
|  | SHARD | 309m tall London skyscraper opened in July 2012 (5) | 
|  | EMPIRESTATE | New York City skyscraper officially opened in 1931 (6,5) | 
|  | BUILDING | New York City skyscraper officially opened in 1931 (8) | 
|  | CHRYSLER | ____ Building, New York Art Deco skyscraper that opened in 1930 (8) | 
|  | FLATIRON | ___ Building, iconic skyscraper in New York completed in 1902 (8) | 
|  | DIEHARD | The action in which 80s film takes place in the fictional Nakatomi Plaza skyscraper? (3,4) | 
|  | SEARSTOWER | Before the Willis insurance group moved in, this skyscraper in Chicago was called the ... (5,5) | 
|  | CANARYWHARF | Business/shopping/leisure area in London in England where the skyscraper One Canada Square is located: 2 wds. | 
|  | TRADECENTER | World --- ---, skyscraper complex destroyed in the September 11 attacks in 2001 (5,6) | 
|  | ERECTS | Is in the skyscraper business | 
|  | MONSTROSITY | Battle site partially cleared in old city for ugly skyscraper? | 
|  | SHOPSTEWARD | We stop working in skyscraper that's representative (4,7) |