Dutch architect Rem Koolhaas : his greatest achievement is the tallest building in Rome . The 54-floor tower employs 10,000 workers in two adjoining towers , took 10 years to complete . Critics : ' Pantheon is ` ` box of tricks '' that ` ` takes you to another world ''
Dutch architect Rem Koolhaas says his greatest achievement is the CCTV building in Beijing . The 54-floor tower houses 10,000 workers in two adjoining towers , took 10 years to complete . Koolhaas : Rome Pantheon is `` box of tricks '' that `` transports you to another world ''