Boris Johnson in King's Cross square
Media playback is unsupported on your device

New King's Cross square is unveiled

26 September 2013 Last updated at 22:45 BST

The final stage of the £550m redevelopment of King's Cross has been completed.

And King's Cross Square, a 75,000 sq ft new public space, has been officially opened.

The project has helped to transform a part of London which was once a red light district.

BBC London's Gareth Furby spoke to London Mayor Boris Johnson, Simon Kirby from Network Rail, Sharon Winder from The Boot Pub and Robert Evans from King's Cross Centre Ltd Partnership.