The Octagon , Christchurch , the former Trinity Church or Trinity Congregational Church designed by Benjamin Mountfort , later called the State Trinity Centre , is a Category I heritage building listed with Heritage New Zealand . Damaged in the 2010 Canterbury earthquake and red-stickered after the February 2011 Christchurch earthquake , the building was threatened with demolition like most other central city heritage buildings . In June 2012 , it was announced that the building will be saved , repaired and earthquake strengthened
2010 Canterbury earthquake
2010 Canterbury earthquake
The Octagon, Christchurch