The 828 meter, 160-story Burj Khalifa skyscraper towers above downtown Dubai in the United Arab Emirates. in an image taken earlier this year by GeoEye 1, the highest resolution satellite in operation. The skyscraper is the tallest structure ever built, taking six years, 39,000 tons of reinforced steel, 330,000 cubic metres of concrete and 22 million man-hours to complete. GeoEye 1 orbits 684 kilometres above the Earth’s surface providing images exclusively for Google Earth and Google Maps applications.
ISS Eye: Earth’s Tallest Man-Made Structure from Space