Millennium Dome was created in 1999.

The Millennium Dome was changed to the O2 Arena in 2004

The Millennium Dome was originally built for the ,Millennium Experience exhibition celebrating the beginning of the third millennium in London, England. The shell of the dome is now the exterior feature of The O2.

The Millennium Dome was completed in 1999 in South East London, England. It was constructed to house an exhibition celebrating the third millennium titled The Millennium Experience.

The diameter of the Millennium Dome is 365 metres.