5The Petronas Towers, Malaysia
The Petronas Towers (well…) tower over the surging city of Kuala Lumpur. Designed by argentine-American architect Cesar Pelli, these towers were the tallest buildings in the world for a total of six years. Today they are still the world’s tallest twin structures. Although their height remains impressive, they also hold the record for the officially deepest foundation ever cut into soft rock.
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