The world's tallest tower - Burj Dubai

tonnes of steel rebar and 142000 square metres of glass; and it took 22 million man hours to build. Other world records for Burj Khalifa include the highest occupied floor in the world, at over 550 metres (1800 ft); the highest outdoor observation deck in the world At the Top on Level 124; and the tallest service elevator, which travels to a height of 504 metres (1654 ft). Mr. Mohamed Alabbar, Chairman, Emaar Properties, said that with the unveiling of the final height of Burj Khalifa, ...


















